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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
231

Mellom samfunnsoppdrag og marked : En studie av utviklingen av sjefredaktørrollen i utvalgte norske og svenske mediehus fra 1985 til 2015 / Between societal mission and market demands : A study of the role of editors-in-chief in leading Norwegian and Swedish media companies from 1985 to 2015

Borgen, Turid January 2017 (has links)
The dissertation analyses changes in the role of editors-in-chief in ten leading Norwegian and Swedish media houses – today owned by either Bonnier or Schibsted – in light of the potential tensions between journalistic ideals and market demands. This duality is studied over a period of 30 years, from 1985 to 2015. The most defining changes in the structural framework under which editors-in-chief work are the ongoing technological revolution, the transformation from an analogue into a digital society, and structural, economic changes related to this development. Methodologically, the study builds on data from qualitative in-depth interviews, mainly with 33 past and present editors-in-chief. It also contains a study of how the role of editors-in-chief has been reported and discussed in the magazines of two media branch organisations. The changing role of editors-in-chief is analysed within an institutional perspective. The main empirical results are as follows: (1) Owners and company management have considered the recruitment of editors-in-chief to be highly important throughout the period, and they have used their influence actively. Internal recruitment processes are a standard procedure. Very few of those chosen are women; men recruit other men. The last decade shows a recruitment process becoming more centralized and professionalized. (2) Most editors-in-chief represented in the study have a background in the newsroom. This has traditionally been the main qualification. (3) Regular meetings have structured most of the working hours for editors-in-chief. From an institutional perspective, meetings have played a norm-setting and ritualised role. During the last decade, some of those meetings have included not only journalists but also employees from other departments. (4) Those respondents who were active during the last period investigated perceive the increased speed of work on a daily basis and the more complex editorial role as the main changes and challenges. (5) Many of the respondents are so-called ‘silent’ editors. Due to a lack of time, they do not write much in their own papers. Lately, this has changed to some extent, especially among Swedish editors. This finding is one of the major differences between Norwegian and Swedish editors-in-chief. (6) Editors are still responsible for journalistic content, but demands on the part of commercial management have gradually become more important, and strategic decisions have become more centralized. The metaphor about the need to balance the demands of the ‘Marketplace and Cathedral’ has been replaced by the metaphor ‘We are all in the same boat’. The journalistic institution is under pressure. (7) Despite the immense technological and economic changes in the business and in the structural framework, there is also stability in the role due to the robust nature of journalism as an institution. The role of editor-in-chief is complex, and during the last 30 years, it has become even more so. The structural conditions have affected the role in various ways. While the basic tasks of editors-in-chief remain rooted in editorial work, downsizing and market demands have simultaneously undermined the autonomy and power of editors-in-chief, especially in relation to central media group management.
232

Ticks and Tick-borne Encephalitis Virus : From Nature to Infection

Asghar, Naveed January 2016 (has links)
Vector-borne diseases are an increasing global threat to humans due to climate changes, elevating the risk of infections transmitted by mosquitos, ticks, and other arthropod vectors. Ixodes ricinus, a common tick in Europe, transmits dangerous tick-borne pathogens to humans. Tick-borne encephalitis (TBE) is a vector-borne disease caused by TBE virus (TBEV). Climate change has contributed to increased tick abundance and incidence of tick-borne diseases, and between 10,000 and 15,000 human TBE cases are reported annually in Europe and Asia. TBEV shows a patchy geographical distribution pattern where each patch represents a natural focus. In nature, TBEV is maintained within the tick-rodent enzootic cycle. Co-feeding is the main route for TBEV transmission from infected to uninfected ticks and for maintenance within the natural foci. The increasing number of TBE cases in Scandinavia highlights the importance of characterizing additional TBEV sequences and of identifying novel natural foci, and in this work we sequenced and phylogenetically characterized four TBEV strains: Saringe-2009 (from a blood-fed nymph), JP-296 (from a questing adult male), JP-554 (from a questing adult male), and Mandal-2009 (from a pool of questing nymphs, n = 10). Mandal-2009 represents a TBEV genome from a natural focus in southern Norway. Saringe-2009 is from a natural endemic focus in northern Stockholm, Sweden, and JP-296 and JP-554 originate from a natural focus “Torö” in southern Stockholm. In addition, we have studied the effect of different biotic and abiotic factors on population dynamics of I. ricinus in southern Stockholm and observed significant spatiotemporal variations in tick activity patterns. Seasonal synchrony of immature stages and total tick abundance are important factors for the probability of horizontal transmission of TBEV among co-feeding ticks. We found that the probability of co-occurrence of larvae, nymphs, and female adults was highest during early summer whereas increasing vegetation height and increasing amounts of forest and open water around the study sites had a significant negative effect on co-occurrence of larvae, nymphs, and female adults. The proximal part of the 3 ́non-coding region (3 ́NCR) of TBEV contains an internal poly(A) tract, and genomic analysis of Saringe-2009 revealed variability in the poly(A) tract indicating the existence of different variants within the TBEV pool of Saringe-2009. Like other RNA viruses, TBEV exists as swarms of unique variants called quasispecies. Because Saringe-2009 came from an engorged nymph that had been feeding on blood for >60 h, we propose that Saringe-2009 represents a putative shift in the TBEV pool when the virus switches from ectothermic/tick to endothermic/mammalian environments. We investigated the role of poly(A) tract variability in replication and virulence of TBEV by generating two infectious clones of the TBEV strain Toro-2003, one with a short/wild-type (A)3C(A)6 poly(A) tract and one with a long (A)3C(A)38 poly(A) tract. The infectious clone with the long poly(A) tract showed poor replication in cell culture but was more virulent in C57BL/6 mice than the wild-type clone. RNA folding predictions of the TBEV genomes suggested that insertion of a long poly(A) tract abolishes a stem loop structure at the beginning of the 3 ́NCR. Next generation sequencing (NGS) analysis of the TBEV genomes after passaging in cell culture and/or mouse brain revealed molecular determinants and quasispecies structure that might contribute to the observed differences in virulence. Our findings suggest that the long poly(A) tract imparts instability to the TBEV genome resulting in higher quasispecies diversity that in turn contributes to TBEV virulence. Phylogenetic analysis of Saringe-2009, JP-296, JP-554, and Mandal-2009 predicted a strong evolutionary relationship among the four strains. They clustered with Toro-2003, the first TBEV strain from Torö, demonstrating a Scandinavian clade. Except for the proximal part of the 3 ́NCR, TBEV is highly conserved in its genomic structure. Genomic analysis revealed that Mandal-2009 contains a truncated 3 ́NCR similar to the highly virulent strain Hypr, whereas JP-296 and JP-554 have a genomic organization identical to Toro-2003, the prototypic TBEV strain from the same natural focus. NGS revealed significantly higher quasispecies diversity for JP-296 and JP-554 compared to Mandal-2009. In addition, single nucleotide polymerphism (SNP) analysis showed that 40% of the SNPs were common between quasispecies populations of JP-296 and JP-554, indicating the persistence and maintenance of TBEV quasispecies within the natural focus. Taken together, these findings indicate the importance of environmental factors for the occurrence pattern of the different life-stages of the tick vector, which are important for the persistence of TBEV in nature. Our findings also show that the selection pressure exerted by specific host also affects the population structure of the TBEV quasispecies. In addition, our results further demonstrate that the evolution of quasispecies has effect on TBEV virulence in mice. / Vektorburna sjukdomar är ett växande globalt hot mot både människor och djur. De pågående klimatförändringarna kan leda till förhöjda risker för infektioner överförda av myggor, fästingar och andra leddjursvektorer. Ixodes ricinus är en vanlig fästing i Europa som överför fästingburna patogener som är farliga för människor. Fästingburen encefalit (TBE) är en vektorburen sjukdom som orsakas av TBE-virus (TBEV). De pågående klimatförändringarna har bidragit till en ökning både av vektorn och sjukdomsfrekvensen. Mellan 10 000 och 15 000 mänskliga TBE-fall rapporteras årligen i Europa och Asien. Den geografiska fördelningen av TBEV visar ett ojämnt fördelningsmönster där viruset är koncentrerat till vissa fokusområden. TBEV återfinns i naturen i en livscykel där viruset hela tiden överförs mellan fästingar och däggdjur. Spridningen sker dels från en infekterad fästing till ett ryggradsdjur när fästingen äter på värddjuret. Spridning mellan fästingar sker troligen främst genom så kallad “co-feeding”, det vill säga att flera fästingar suger blod samtidigt från samma värddjur. Viruset kan då passera från en infekterad fästing, genom värddjuret till oinfekterade fästingar. Virus kan identifieras och studeras med genetiska metoder. Det ökande antalet TBE-fall i Skandinavien styrker vikten av att hitta och karakterisera ytterligare TBEV-stammar och identifiera nya naturliga fokusområden. Vi har sekvenserat och fylogenetiskt beskrivit fyra TBEV-stammar: Saringe-2009 (blodfylld nymf), JP-296 (födosökande vuxen hane), JP-554 (födosökande vuxen hane) och Mandal-2009 (födosökande nymfer, n = 10). Mandal-2009 är ett TBEV från ett naturligt fokusområde i södra Norge. Saringe-2009 kommer från ett naturligt fokusområde i norra Stockholms län, Sverige. JP-296 och JP-554 härstammar från Torö som är ett naturligt fokusområde i södra Stockholms län, Sverige. Förutom den genetiska sekvenseringen av TBEV har vi också studerat effekten av olika biotiska och abiotiska faktorer på populationsdynamik av I. ricinus i södra Stockholm och observerade variation i fästingsaktivitetsmönster både temporalt och spatialt. Förekomstmönster av fästinglarver, nymfer och vuxna honor, och det totala antalet fästingar är viktiga faktorer för sannolikheten för horisontell överföring av TBEV mellan fästingar. Vi fann att sannolikheten för synkron förekomst av larver, nymfer och honor var högst under försommaren. Vegetationshöjd, mängden skog och mängd öppet vatten runt undersökningsområden hade signifikanta negativa effekter på sannolikheten för att larver, nymfer och honor skulle förekomma samtidigt. Den variabla delen av den icke-kodande 3 ́regionen (3'NCR) av TBEV-genomet innehåller ofta en intern poly(A)-sekvens. Liksom andra RNA-virus, förekommer TBEV som så kallade ”quasispecies” vilka definieras som grupper av olika genetiska varianter av virus. Genom analysen av TBEV-stam Saringe-2009 avslöjades variation i poly(A)-sekvensen vilket indikerar förekomst av ”quasispecies”. Eftersom Saringe-2009 kom från en blodfylld nymf som hade sugit blod i > 60 timmar, föreslår vi att Saringe-2009 visar en förändring i ”quasispecies”-poolen när viruset överförs från exoterm fästingmiljö till endoterm däggdjursmiljö. Vi undersökte poly(A)-ekvensens variabilitet och dess roll vid replikering och för virulens hos TBEV, genom att skapa två infektiösa kloner av Torö-2003 stammen; en med en kort/vild-typ (A)3C(A)6 poly(A)-sekkvens, och en med en lång (A)3C(A)38 poly(A)-sekvens. Den infektiösa klonen med lång poly(A)-sekvens replikerade sämre än vildtypklonen i cellkultur, men (A)3C(A)38 poly(A) var mer virulent i C57BL/6-möss än (A)3C(A)6 poly(A). Datasimulering av TBEV-genomets sekundär-RNA-struktur visade att de längre poly(A)-sekvenserna påverkar veckningen av en specifik sekundärstruktur (SL14) i början av 3 ́NCR. Djupsekvenseringsanalys av TBEV-gnomen avslöjade skillnader för specifika gener och ”quasispecies”-strukturen efter passering i cellkultur och/eller mushjärna. Dessa förändringar föreslås bidra till de observerade skillnaderna i virulens. Våra resultat indikerar att den långa poly(A)-sekvensen ger instabilitet i TBEV-genomet, vilket resulterar i ökad mångfald av ”quasispecies”-populationen som i sin tur kan bidra till TBEV-virulens. Fylogenetisk analys av Saringe-2009, JP-296, JP-554 och Mandal-2009 visade på ett nära släktskap mellan de fyra skandinaviska TBEV-stammarna. De nya stammarna formerade ett kluster med en tidigare TBEV-stam identifierad på Torö (Toro-2003), vilket skapade ett skandinaviskt klad. Genetisk analys visade att Mandal-2009 innehåller en trunkerad 3 ́NCR som liknar den högvirulenta stammen HYPR. JP-296 och JP-554 hade däremot samma genetiska struktur som den längre Torö-2003 stammen från samma fokusområde. Djupsekvensering visade höge mångfald av ”quasispecies”-populationen för JP-296 och JP- 554 jämfört med Mandal-2009. Analys av enkel nukleotid polymorfism (SNP) visade att 40 % av alla SNP var gemensamma mellan ”quasispecies”-populationen för JP-296 och JP-554. Detta indikerar att TBEV-”quasispecies”-strukturen kan vara konserverad för närbesläktade virus vilken kan leda till att den bevaras inom specifika fokusområden. Sammantaget så visar dessa studier att miljöfaktorer påverkar förekomsten av fästingvektorn och dess olika livsstadier, vilket är en bakomliggande faktor för utbredning av TBEV i naturliga fokusområden. Det visar även på att värdmiljön påverkar strukturen för ”quasispecies”-populationen. Dessutom visar våra studier att evolution och utveckling av ”quasispecies”-strukturen kan påverka virulensen för TBEV i möss.
233

The development of education and Grammatica in medieval Iceland

Patzuk-Russell, Ryder January 2017 (has links)
This study explores how education and the medieval intellectual and pedagogical discipline of 'grammatical' developed in Iceland during the medieval period, defined roughly from the official conversion to Christianity c.1000 to the Reformation c.1550, The first chapter deals with social, institutional, and financial aspects of teaching and learning in medieval Iceland, surveying key figures and places, but also arguing that more attention shoulder be paid to the costs of learning and the effect of that on poor students. The second chapter addresses Latin education, discussing the importance of Latinity in medieval Iceland and the types of education that would involve Latin. It also addresses the idea of bilingual education and suggests ways in which extant venacular writings can provide evidence for how Latin was taught and learned using the vernacular, using the model of Old English bilingual education. Finally, the third chapter addresses vernacular topics of learning, focusing on the development of a venacular \(grammatical\) which is focused on the interpretation and normalization of Old Norse texts, rather than the understanding and use of Latin. Discussing these three components of educational history together is fundamental to understanding the intellectual and pedagogical dynamics behind the extant medieval Icelandic textual corpus.
234

Of monarchs and hydrarchs : a conceptual development model for viking activity across the Frankish realm (c. 750-940 CE)

Cooijmans, Christian Albertus January 2018 (has links)
Despite decades of scholarly scrutiny, the politico-economic exploits of vikings in and around the Frankish realm (c. 750-940 CE) remain - to a considerable extent - obscured by the constraints of a fragmentary and biased corpus of (near-)contemporary evidence, conveying the impression that these movements were capricious, haphazard, and gratuitous in character. For this reason, rather than selectively assessing individual instances of regional Franco-Scandinavian interaction, the present study approaches the available interdisciplinary data on a cumulative and conceptual level, and combines this with the innovative use of GIS to detect and define overall spatiotemporal patterns of viking activity. Set against a backdrop of continuous commerce and knowledge exchange, this overarching survey demonstrates the existence of a relatively uniform, sequential framework of wealth extraction, encampment, and political engagement, within which Scandinavian fleets operated as adaptable, ambulant polities - or 'hydrarchies'. By delineating and visualising this framework, a four-phased conceptual development model of hydrarchic conduct and consequence is established, whose validity is substantiated by its application to three distinct regional case studies: the lower Rhine-Meuse-Scheldt Basin, the Seine Basin, and the Loire Basin. As well as facilitating the deductive analysis of viking activity for which primary evidence has thus far been ambiguous or altogether absent, the parameters of this abstract model affirm that Scandinavian movements across Francia were the result of prudent and expedient decision-making processes, contingent on exchanged intelligence, cumulative experience, and the ongoing individual and collective need for socioeconomic subsistence and enrichment.
235

Mötesplatser i fångstmarken : en rumslig studie av praktiker och kontaktnätverk i norra Mellanskandinavien under järnåldern / Meeting places in the outland : a spatial study of practices and exchange networks in North Middle Scandinavia during the Iron Age

Lindgren, Sakarias January 2019 (has links)
Outlying forest and mountain areas in the inland of middle and north Scandinavia have for a long time been seen as marginal areas of little importance to the main Scandinavian historical narrative. However, in recent time, the importance of the outland has increasingly been in the focus of archaeological research. It has been suggested by several scholars that the emergence of centralized power structures in various parts of Scandinavia during the mid Iron Age can be explained by an extensive trade of resources like antler, bone, and iron. However, much is still unknown about the broader context of these activities and the people that performed them. The aim of this study is to analyse the character of these activities and exchange networks in a study area consisting of areas on both sides of the present Swedish-Norwegian border. This is done by analysing the pattern of archaeological remains in the outland and how they relate to landscape characteristics like topography, water courses and sediment types. The main archaeological remains studied are graves, pitfalls for moose and reindeer hunting and iron working sites. The results show the use of graves as territorial markers in the landscape and the existence of central places in the outland, possibly used for trade and social activities. The study also suggests that the relations between people from the hunter-gatherer and the agrarian communities changed during the late Iron Age, which is indicated by a dislocation of graves further up in the valleys to the north.
236

Analysis of trade dependence and correlation of market returns between the United States and Nordic countries

Saar, Helen 01 January 2007 (has links)
The purpose of the present research paper was three fold. First, determine if there is a trade interdependence between the United States and Nordic countries (Denmark, Finland, Sweden, and Baltic States). Second, determine if there is correlation between the respective equity markets. Third, determine if the changes in the trade relations lead to the changes in stock market correlations. The hypothesis of the project was that weaker trade relations between two countries would lead to lower correlation between their stock markets, providing beneficial opportunities for portfolio diversification. The overall objective is to ascertain if Nordic markets are good targets to hedge portfolio risk for U.S. investors, and if the risks of investing in these markets would be rewarded by the higher returns.
237

Den Interkulturelle Kommunikatören : En studie av kulturens inverkan på kommunikation

Wijkmark, Karl, Höjer, Åsa January 2008 (has links)
<p>AbstractAuthors: Åsa Höjer, Karl WijkmarkTitle: The intercultural communicator. A study of cultures’ influence on communication.Level: BA Thesis in Media and Communication StudiesLocation: University on KalmarLanguage: SwedishNumber of pages: 67Date of seminar: 2009-01-15Advisor: Jens CavallinKey words: Intercultural communication, culture, Hofstede´s cultural dimensions, anxiety and uncertainty, self-confidence, high and low context, verbal and nonverbal communication, Telenor, Pakistan, Scandinavia.Case company: TelenorPurpose: The purpose of this study is to investigate what cultural differences, regarding communication, that are present between Scandinavia and Pakistan. Furthermore the purpose is to illustrate which factors that are important for personnel working for Telenor, that are about to work in a foreign culture, in order to create effective intercultural communication.Methodology: The following study is a case study that has used a qualitative methodology with interviews conducted via e-mail. To be able to interpret and understand human experiences and situations a hermeneutical approach has been taken. Since we have had existing theories which has enabled us to look and test the “real world” a deductive approach has been used.Theoretical perspectives: As a basis for this study lies a cultural theory with focus on Hofstede´s study of specific cultures within nations. Furthermore, theories within the intercultural communication´s area such as stereotypes, high and low context communication, verbal and nonverbal communication have been used. Finally a theory regarding anxiety and uncertainty was applied.Conclusions: By studying the Pakistani culture that is characterized by collectivism, a large power distance and high context communication where the messages are implicit, this study has established that communication is carried out in a rather different way than in Scandinavia. Besides having basic knowledge about the foreign culture, and thereby be able to manage and avoid misunderstandings in the communication, this study has established thatan individual´s personality has a big influence on the effectiveness of the intercultural communication. The person´s cultural background together with his/her individual traits and values creates a personal communication-pattern that is more or less suitable in the intercultural communication encounter.</p>
238

DRÖMMEN OM ETT ENAT NORDEN : Fyra centrala nordiska aktörer om utvecklingen och omfattningen av det nordiska samarbetet / DREAMING OF A UNITED ‘NORDEN’ (The North) : Four central Nordic actors about the progress and extent of Nordic cooperation

Hedqvist, Emanuel January 2007 (has links)
<p>Abstract</p><p>Title: DREAMING OF A UNITED ‘NORDEN’ (The North)</p><p>– Four central Nordic actors about the progress and extent of Nordic cooperation</p><p>The Nordic cooperation are often spoken as in terms of a peaceful international cooperation that is built upon a wide range of similarities among its members, such as a common culture, language similarities and a related kind of political system etc. But in spite of the fact that these so called propitious factors are present, many of the attempts that has been made trying to bring the states of the North (Norden) closer together has turned out unsuccessfully. Therefore no far-reaching Nordic cooperation has come to be implemented. The aim of this essay is to find out what the main reasons could be why this has been the case.</p><p>I have chosen to take a closer look at the motives given by the former Nordic Prime ministers Tage Erlander (Sweden), Karl August Fagerholm (Finland), Einar Gerardsen (Norway) and Mauno Koivisto (Finland). To find out their thoughts on this subject I have studied their (political) memoirs. The reason I have chosen these actors is because they have been personally involved in the attempts to deepen the Nordic cooperation, for example in such fields as economics and military defence. When trying to find out what can explain the extent of the Nordic cooperation I’m also interested in finding out if there is a certain kind of motives that are more dominant then others. Is it common culture, interests or leadership which is the most dominant category of motives? These three mentioned categories are taken from arguments given by different schools of international relations theories such as realism, liberalism etc.</p><p>After analysing the memoirs I have been able to come to the conclusion that it according to Erlander, Fagerholm, Gerhardsen and Koivosto are motives concerning interests that have been the most determining factor when talking about motives that can explain the extent of the Nordic cooperation. Further we can conclude that these interests have been of both domestic as well as of international nature. But it also seems like we can’t ignore the case specific conditions when we’re trying to understand international relations, such as the Nordic cooperation.</p>
239

Maktens ansikte : En studie av den frankiska stormaktensinflytande över det skandinaviska samhället

Fredriksson, Marie January 2006 (has links)
<p>This thesis is a historical archaeological essay and deals with the Frankish empire and its sway over the European area. The aim of this essay has been to examine if the sway of the Franks reached the Scandinavian area. The Frankish empire was the most influential power in Western Europe from the 6th century until the death of Charlemagne 814 AD, when the kingdom began to disrupt. The essay is divided into three parts. The first part is a background where I describe the Frankish empire in a historical context. The second part contains the archaeological finds. The third part contains a discussion and conclusions.</p>
240

Stengrunder och gränser : en studie av kontinuitet från äldre järnålderns stengrundsbygd till nutid / Iron Age Stone Foundations vs. Borders : a study of continuity from AD 200 to present day

Nilsson, Ola January 2011 (has links)
This thesis studies settlement continuity on Gotland between approximately AD 200 and AD 1700. The method used is to calculate correlation between the geographical distribution of all known Iron Age stone-wall-houses (on Gotland known as "kämpagravar") and all farms included in the detailed taxation maps from approximately 1700. The number of remaining house foundations is between 1800 and 1900. A model to estimate the number of removed foundations is presented. It is based on the assumption that the settlement density was proportional to land use around 1700, and that the rate of removal is related to the current land use. Based on similarity with contemporary farms on Öland and in Denmark, it is also proposed that Iron Age farms on Gotland were less dispersed. The common view in archaeological literature is that Iron Age farms on Gotland often had their buildings spread more than 200 meter apart. It is estimated that the remaining 1800+ foundations represents more than 2700 Iron Age farms with a total of more than 4700 houses. Compared to previous studies, the fluctuation in number of farms between maximum expansion during Late Roman Iron Age and Viking Age, and maximum contractions during the Migration Period and Late Middle Ages, also is much larger. By parish, the number of farms per km2 and the average farm size have been calculated, both for the stone-wall houses and for the farms as they were represented around 1700. Using regression analysis, the correlation between the two datasets was estimated. No significant correlations were identified. The distribution of the remaining stone foundations and/or the estimated distribution before removal have also been compared to known borders and corresponding administrative districts – since the Middle Ages, Gotland has been divided in tredingar (third parts), settingar (sixth parts), 20 thing/court districts and 95 parishes. The tredingar and partly the settingar correlate with the stone foundation distribution, but not the thing districts or parishes. The correlation and lack of correlation might be explained by input errors or confounding factors, but the historical records supports the interpretation that the tredingar and settingar has been in continuous use since before the Middle Ages, and that the thing districts and the parishes were introduced during the Middle Ages. At least 24 farms with the name "Stenstugu" are known in Gotland. "Stenstugu" distribution coincides with centrums of stone foundation concentrations in a way that cannot be explained by coincidence or confounding factors. Probably, the name "Stenstugu" originates from the Roman Iron Age and is related to stone foundations settlements. / Syftet med uppsatsen är att studera kontinuitet från gotländsk stengrundsbebyggelse på äldre järnålder till bebyggelsen ca år 1700. Detta har skett genom en statistisk-geografisk jämförelse av alla kända stengrunder på Gotland med 1700-talsbygden sådan den framträder i skattläggningskartan från ca år 1700. Antal kvarvarande stengrunder på Gotland är drygt 1800. En bortodlingsmodell har tagits fram som är baserad på antagandena att ursprunglig stengrundskoncentration är beroende på ägoslag år 1700 och att bortodling är beroende av nutida markanvändning. Dessutom har en ny tolkning av vad som motsvarar en gård i stengrundsmaterialet föreslagits. Den baseras på att stengrundsgårdar liksom samtida gårdar på Öland och i Danmark var tätt grupperade. Det innebär att gårdsantalet blir mycket högre än tidigare beräkningar som baserades på gårdar med byggnader som ibland låg mer än 200 meter ifrån varandra. Med den nya bortodlingsmodellen och det nya gårdsbegreppet har bortodlingen skattats till ca 60 %, vilket innebär att antalet stengrundshus skattats till drygt 4700 och antalet stengrundsgårdar till drygt 2700. En konsekvens av det betydligt större antalet gårdar än tidigare beräkningar är att fluktuationerna i antal gårdar mellan höjdpunkterna under yngre romersk järnålder och vikingatid, och lågpunkterna under folkvandringstid och senmedeltid också varit betydligt större än tidigare beräkningar. För varje socken har antal gårdar per km2 och genomsnittliga storleksmått per socken beräknats, och använts för jämförelser mellan äldre järnålder och 1700-tal. Regressionsanalyser har inte påvisat någon korrelation mellan bevarade stengrunder och 1700-talsbebyggelse. Eftersom beräkning av järnåldersbebyggelsen före bortodling bygger på just 1700-talsbebyggelse är det inte meningsfullt att söka korrelation mellan dem. Fördelning av bevarade stengrunder och beräknad fördelning av stengrunder före bortodling har jämförts med historiskt kända administrativa indelningar på Gotland – tredingar, settingar, ting och socknar. Tredingarna och i någon mån settingarna korrelerar med stengrundernas fördelning, men inte tingen och inte socknarna. Dess statistiska samband kan naturligtvis bero på att stengrunder och tredingar var samtida, men inte de övriga indelningssystemen. Det skulle också kunna förklaras med att det finns felkällor i mätningarna och samvarierande faktorer snarare än ett direkt orsakssamband. Även de historiska källorna går att tolka som att tredingar och settingar har hög ålder, och inte de andra indelningarna, vilket innebär att det finns visst stöd för att tolka korrelationen mellan stengrunder och tredingsindelning, som att de existerade samtidigt. Det finns minst 24 gårdsnamn med "Stenstugu" jämnt fördelade över Gotland. "Stenstugu" visar ett tydligt samband med förekomsten av stengrundskoncentrationer, vilket inte kan förklaras med slumpen eller andra samvarierande faktorer. Namnet bör därmed kunna kopplas till stengrundsbebyggelsen från romersk järnålder.

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