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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.
531

Determinants of female labour force participation in South Africa in 2008

Yakubu A Yakubu January 2009 (has links)
<p>This study employs the Human Capital Theory (HCT), which postulates that the education of women is positively related to the likelihood of their labour force participation, in order to investigate quarterly dynamics in the labour force. This approach is an advancement of knowledge gained from previous studies such as Serumanga-Zake and Kotze (2004) and Ntuli (2004) who investigated the annual dynamics in FLFP. Investigating quarterly dynamics in FLFP is prudent as the market economy is very dynamic particularly at a point when the world economy is experiencing recession. Data for the study are extracted from the 2008 Quarterly Labour Force Survey conducted by Statistics South Africa. Logistic regression analysis modeling was employed with the dependent variable, FLFP, as a binary outcome. Other variables controlled in the analysis are gender, population group, age, marital status, education status, sector, main industry, main occupation and province. The results show that there is association between education status and FLFP status. Findings from this research are expected to contribute to the knowledge about trends in FLFP in South Africa and aid in planning of interventions aimed at improving the status of women as one of the critical steps in achieving the Millennium Development Goals.</p>
532

Demographics and Future Needs for Public Long Term Care and Services among the Elderly in Sweden : The Need for Planning

Batljan, Ilija January 2007 (has links)
Long term care and social services (LTCaS) for older people are an important part of the Scandinavian welfare state. The fast growing number of elderly people in Sweden has caused many concerns about increases in future needs (and particularly costs) of age-related social programs such as LTCaS. The general aim of this dissertation is to examine how projected demographic changes may affect future needs for long-term care and services in Sweden assuming different trends in morbidity and mortality. The following data sources are used: national population registers, register data on inpatient/outpatient health care from region Skåne, the Swedish National Survey on Living Conditions (SNSLC) for the period 1975-1999. Three alternative methods to inform simple demographic extrapolations of needs for health and social care for the elderly are presented. Furthermore, a new method for demographic projections has been developed. According to our studies, the health of older people (measured as the prevalence of severe ill-health) has improved during the study period. Taking into account health status, when projecting future needs for LTCaS, will result in a fairly substantial reduction of the rate of the demographically influenced increase in projected LTCaS needs. The changes in population composition regarding education and mortality differentials per educational level may have a significant impact on the number of the elderly in the future. On the other hand, the projected increase in the number of older people suffering from severe ill-health, as a consequence of population ageing, may be counterbalanced to a large extent by changes in the educational composition towards a higher proportion of the population having a high educational level and lower prevalence of severe ill-health. We need to improve our planning tools in order to support policy-makers to plan for uncertainty concerning future needs and demand for LTCaS.
533

Plant Population Dynamics and Conservation in Wooded Hay-Meadows – Effects of Intensified Management

Wallin, Lotta January 2007 (has links)
The decrease in number and area of managed hay-meadows over the last century, in combination with the reduction of traditional management, threatens the biodiversity connected to these habitats. I experimentally examined how management intensity affected meadow characteristics and long-term population viability of three vascular plant species in wooded hay-meadows on the Swedish island of Gotland in the Baltic Sea. I discovered that intensified management (extra raking and/or extra mowing) reduced the amount of litter and biomass, even in well-managed meadows. The effects of intensified management on population growth rate varied among species. Deterministic demographic models revealed that intensified management increased population growth rate in Succisa pratensis. Stochastic modelling confirmed this; all meadows displayed larger projected population sizes 50 years into the future with intensified management. Polygala amarella responded with lower growth rates in raked plots, a consequence of the plant’s morphology, which makes it prone to being pulled out by raking. Hypochoeris maculata had population growth rates close to unity, and showed no response to an increase in management. Examination of the life-history characteristics of Polygala amarella showed that the species’ strategy is aimed at reproduction and fast growth, which is in contrast to the other two species, with their success relying on the survival of older plants. The species-specific responses to management show that several species should be considered when evaluating management practices for conservation of semi-natural grasslands. Furthermore, I suggest that data on stage distributions alone may not be sufficient for identifying threatened populations. In a study of artificial dispersal between meadows, I found that establishment was twice as successful for planted plug-plants compared to sown seeds. Both methods may be useful for introducing or augmenting meadow populations, depending on access to seed sources and possibilities to nurse plants. An electronic coordinate measurement device for gathering location data to be used in demographic studies was developed. In the field, the device proved to be a simple and reliable method for locating individuals in permanent plots.
534

Variationer i normal språklig förmåga hos vuxna jämfört med neural aktivitet

Nellie, Cecilia, Pettersson, Jennie January 2008 (has links)
Since the brain is an important prerequisite for human language there is a great interest to gain more knowledge about healthy brain activity during language mediated communication. This study examines variations in high level language ability relating to demographic factors like gender and age and relates language ability to neural activity. Eighteen individuals in ages between 22 and 64 were included and divided into groups in relation to gender and age. The material used to assess language ability was derived from Testbatteri för Bedömning av Subtila Språkstörningar (Laakso, Brunnegård, Hartelius &amp; Ahlsén, 2000), Swedish Lexical Decision Test (Almkvist, Adveen, Henning &amp; Tallberg, 2007) and a reading test (Högskoleprovet). The results were correlated with measured brain activity using functional Magnetic Resonance Imaging (fMRI) and language paradigms. ANOVA was applied to discover possible demographic variances in language ability as well as in brain activity. The results showed no significant differences in language ability. On the other hand there was a tendency that younger individuals scored higher on language tests than older. Naming ability was inversely related to neural activity in Broca. Neural differences were also found regarding gender and age. Men showed generally more activation than women. Younger individuals, as well as the individuals with high wordgeneration ability, activated more subtle areas than others. This study also points to a relation between high language ability and high cognitive ability. / Då hjärnan är en viktig förutsättning för mänskligt språk finns stort intresse för att ökakunskapen om den friska hjärnans aktivitet vid språklig kommunikation. Föreliggande studieundersöker högre språkliga förmågors variation, avseende de demografiska faktorerna könoch ålder samt relaterar språklig förmåga till neural aktivitet. Arton försökspersoner mellan 22 och 64 år inkluderades och delades in i grupper efter könoch ålder. Materialet som användes för kartläggning av språklig förmåga härstammade frånTestbatteri för Bedömning av Subtila Språkstörningar (Laakso, Brunnegård, Hartelius &amp; Ahlsén, 2000) samt Swedish Lexical Decision Test (Almkvist, Adveen, Henning &amp; Tallberg,2007) och Högskoleprovets lästest. Resultaten korrelerades med uppmätt hjärnaktivitet vidspråkliga paradigm i funktionell magnetkameraundersökning (fMRI). ANOVA användes föratt upptäcka eventuella variationer mellan grupperna, både i språklig förmåga och ihjärnaktivitet. Resultaten visade inga signifikanta variationer i språkförmåga. Däremot kunde tendenserskönjas där yngre presterade bättre på språktesterna än äldre. Benämningsförmåga befannsomvänt relaterad till neural aktivitet i Broca. Neurala skillnader upptäcktes även avseende könoch ålder. Män uppvisade generellt högre grad av aktivering än kvinnor. Den yngreförsöksgruppen, liksom de med hög ordflödesförmåga, aktiverade fler och mer subtilaområden än övriga. Studien pekade även på att hög kognitiv förmåga var relaterad till högspråkförmåga.
535

Closing the gap : applying health and socio-demographic surveillance to complex health transitions in South and sub-Saharan Africa

Tollman, Stephen M January 2008 (has links)
Background: The challenge of research in resource-poor settings remains a profound concern and is closely linked to African social development. Work of this thesis spans the end of apartheid and first decade of the democratic era in South Africa, along with emergence of the HIV/AIDS pandemic. It also covers the founding decade of the INDEPTH Network. Aims: Through appraising health and population research in a rural southern African sub-district over the past decade, to evaluate the utility of health and socio-demographic surveillance in rural African settings for: • capturing the dynamics of health, population and social transitions • supporting a mix of research designs, and • contributing to policy and programme development and evaluation. To extend this appraisal by examining the multi-site opportunities offered by the INDEPTH Network. Methods: Work was sited in the Agincourt sub-district, a heavily populated border area of rural north-eastern South Africa. Health and socio-demographic surveillance, introduced in 1992, involved prospective follow-up of the entire sub-district population of 70,000 people (including some 30% Mozambican immigrants) who lived in 11,700 households and 21 villages. Annual census rounds systematically updated household membership and recorded all vital events (births, deaths and migrations) since the previous census. A maternity history was asked of women of reproductive age and a verbal autopsy carried out on all deaths registered. The resulting ‘data and research platform’ – a core feature of all INDEPTH field sites – provided data for computation of trends in vital events and supported an extensive interdisciplinary project portfolio. The population under surveillance can be disaggregated into cohorts selected by age, sex or other criteria. Analyses are possible at multiple levels (individual, family/household or neighborhood) and can include socioeconomic factors. Findings: The Agincourt community experienced a serious worsening of mortality among most age-sex groups, rapidly declining fertility to near replacement level, and changing patterns of labour migration. This resulted in major changes in population structure and household composition. The rising burden of chronic disease involved both chronic infectious illness (HIV/AIDS and tuberculosis) and non-communicable disorders (such as stroke and related vascular disease). The burden of illness requiring chronic care increased disproportionately to that needing acute care. Potential contributions of field sites based on health and socio-demographic surveillance to local and national health policy are considerable yet remain underexploited. Interpretation: Rural South and southern Africa is in the midst of multiple, interrelated transitions with implications for health, social and development sectors. Health and socio-demographic surveillance systems are effective research instruments that can capture the rapidly-changing dynamics of health and social transitions in developing settings. Similarly, they can support a range of observational and intervention study designs including policy evaluations. The INDEPTH Network should boost much-needed comparative research; yet singly, and as a group, many of these sites have yet to fulfil their undoubted potential.
536

Household access to water and willingness to pay in South Africa: evidence from the 2007 General Household Survey

Kimbung,Ngum Julious January 2011 (has links)
<p>This study assesses the present level of household water access and the willingness to pay in South Africa. Although the general literature informs that progress has been made in positing South Africa above the levels found in most African countries, there are some marked inequalities among the population groups and across the provinces, with some performing well and others poorly in this regard. The study looks at the extent to which households differ in terms of water access and willingness to pay according to the province of residence. The study focuses on household heads / male and female, through different social and demographic attributes, by taking account of variables such as age, education&nbsp / attainment, geographic areas, and population group to name but a few. The data used in this study comes from the 2007 General Household Survey (GHS) conducted by Statistics South Africa. The scope is national and employs cross tabulation and logistic regression to establish relationships and the likelihood of living in a household with access to safe&nbsp / drinking water in South Africa. Results presented in this study suggest that the difference is determined by socio- demographic characteristics of each household such as age, gender, population group, level of education, employment status income, dwelling unit, dwelling ownership, living quarters,household size and income. It throws more light as to what needs to be taken into account when considering demand and supply of and priorities for water intervention from the household perspective.</p>
537

A Place for Us? Baby Boomers, Their Elders, and the Public Library

Robbins, Wendy L. 05 January 2012 (has links)
Canada’s aging population is expected to have an impact on all public institutions; for public libraries, the emergence of a large, multi-generational user group of older adults challenges the current paradigm of services to seniors. This thesis examines a subset of this user group: baby boomer library patrons who are in a caring relationship with elders. It investigates how these patrons interact with the public library both for themselves, and as carers, in order to reveal library-related issues particular to this growing segment of the population. The study takes place within a conceptual framework derived from the ethic of care, and from emerging theories of library-as-place rooted in the fields of human geography and sociology. Using a qualitative instrumental case study method, long form interviews were conducted with respondents recruited through theoretical sampling extended by snowball sampling. While not generalizable, findings suggest that while these baby boomer respondents value their libraries deeply, there is potential to create services and practices more attuned to the needs of older adults who are in relationships with elders.
538

Personalführung in der öffentlichen Verwaltung in Zeiten des demographischen Wandels : eine Untersuchung der Wirkung altersspezifischer Führung auf die Arbeitsbeziehung von Führungskraft und Mitarbeiter am Beispiel einer Dienststelle der Bundesagentur für Arbeit / Public sector leadership in times of demographic change : a study of the effects of age-related leadership on the dyadic relationship between leaders and followers

Kalm, Nicolas von January 2013 (has links)
Das Personalmanagement in der öffentlichen Verwaltung steht in Zeiten von Haushaltskürzungen und demographischem Wandel vor der Herausforderung, den gestiegenen Erwartungen an Effizienz und Effektivität mit zunehmend älteren Belegschaften zu begegnen. Als ein wesentlicher Stellhebel für den Erhalt bzw. die Steigerung der Arbeitsfähigkeit der Mitarbeiter gilt in der wissenschaftlichen Debatte die Qualität des Führungsverhaltens der Führungskräfte. Im Fokus dieser Arbeit steht das Konzept altersspezifischer Führung, das sich an den individuellen, altersspezifischen Bedürfnissen des einzelnen Mitarbeiters orientiert. Es wird mittels einer standardisierten Befragung von Führungskräften und deren Mitarbeitern in einer Dienststelle der Bundesagentur für Arbeit untersucht, ob die Ausprägung altersspezifischer Führung Einfluss auf die Qualität der dyadischen Arbeitsbeziehung von Führungskraft und Mitarbeiter (LMX-Qualität) hat. Dafür wird zunächst überprüft, wie altersspezifisch die befragten Führungskräfte führen, und welche Faktoren darauf Einfluss nehmen. Im Ergebnis der Untersuchung zeigt sich, dass ein hochsignifikanter Zusammenhang zwischen altersspezifischer Führung und der LMX-Qualität besteht. Daneben stellt sich heraus, dass die befragten Führungskräfte überwiegend altersspezifisches Führungsverhalten aufweisen, wobei jedoch zu berücksichtigen ist, dass die Ergebnisse auch durch organisationale Vorgaben beeinflusst werden, die den Handlungsspielraum der Führungskräfte begrenzen. Auch wurde für die untersuchte Stichprobe festgestellt, dass Alter und Führungserfahrung die Ausprägung altersspezifischen Führungsverhaltens beeinflussen, während sich für das Geschlecht sowie eine vorurteilsfreie Wahrnehmung älterer Mitarbeiter kein Zusammenhang gezeigt hat. / One of the main challenges for the Public Sector Human Ressource Management is to meet the risen expectancies in terms of efficiency and effectiveness in spite of a significantly higher average age of its workforce. As a key factor to maintain or even enhance the employees working ability studies identified the quality of leadership. The following thesis brings the concept of age-related leadership into focus, which deals with the individual, age-related needs of the employees’. It examines the relationship between leaders age-related leadership behaviors and followers’ perception of quality of relationship with their leaders (LMX-quality) using the example of a public sector agency. Therefore the quality of the leaders’ age-related leadership behavior has to be analyzed and furthermore, which factors are having an influence. The results show a significant influence of age-related leadership behavior on followers perceived LMX-quality. Furthermore, the study found that the polled leaders show predominantly age-related leadership behaviors, which is also influenced by organizational guidelines. It also found that age and leadership experience influence age-related leadership behavior whereas no influence of gender and leaders perception of older employees were found.
539

Discourses of dominance : Saskatchewan adult basic education curriculum and Aboriginal learners

Wilson, Lisa 22 November 2004
The intention of this work is to explore how Aboriginal learners are produced in the Saskatchewan Adult Basic Education (ABE) curriculum. In addition, this study examines the production of instructor identities in the curriculum. This thesis explores the social and historical contexts influencing the production of the ABE curriculum. Current prevailing discourses about Aboriginal people influence the curriculum documents. These discourses construct a grand narrative about Aboriginal people, producing Aboriginal people in particular ways that become acceptable and legitimate ways of thinking about and behaving toward Aboriginal people. This work examines how such a grand narrative functions to uphold dominance and structural inequalities rather than challenge them. The effect of reinforcing the current, particular grand narrative about Aboriginal people is that, rather than challenge dominant ideologies, the new curriculum re-inscribes them. This work employs the methodology of discourse analysis as a means of examining the production of particular identities for Aboriginal learners in ABE and uses deconstruction to explore the ways that the documents betray themselves in relation to their objectives. This thesis provides analysis of the ways that the curriculum documents produce and reproduce Aboriginal people as deficient and requiring change. This work provides analysis of the conflict within the documents between a desire to challenge dominance and the re-inscription of dominance through discursive practices. In addition, this work demonstrates how the ABE curriculum aids in the production of dominant instructor identities, and how such dominant identities assist instructors to define themselves as innocent and helpful. This analysis of the ABE curriculum reveals that while the curriculum aspires to be a proponent of social justice for Aboriginal learners it has many weaknesses in this regard. This work concludes with recommendations for changes to the curriculum and instructor practices, and for further critical analysis.
540

A Place for Us? Baby Boomers, Their Elders, and the Public Library

Robbins, Wendy L. 05 January 2012 (has links)
Canada’s aging population is expected to have an impact on all public institutions; for public libraries, the emergence of a large, multi-generational user group of older adults challenges the current paradigm of services to seniors. This thesis examines a subset of this user group: baby boomer library patrons who are in a caring relationship with elders. It investigates how these patrons interact with the public library both for themselves, and as carers, in order to reveal library-related issues particular to this growing segment of the population. The study takes place within a conceptual framework derived from the ethic of care, and from emerging theories of library-as-place rooted in the fields of human geography and sociology. Using a qualitative instrumental case study method, long form interviews were conducted with respondents recruited through theoretical sampling extended by snowball sampling. While not generalizable, findings suggest that while these baby boomer respondents value their libraries deeply, there is potential to create services and practices more attuned to the needs of older adults who are in relationships with elders.

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