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A new variant of Creutzfeldt-Jakob disease in the United KingdomZeidler, Martin January 2002 (has links)
No description available.
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PrP gene regulation in normal and transgenic animalsKissenpfennig, Adrien Nicolas January 1998 (has links)
No description available.
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The cloning and characterisation of the PrP gene from PC12 cellsClements, R. M. C. January 1996 (has links)
No description available.
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Modeling Structural Changes in Market Demand and SupplyPark, Beom Su 2010 August 1900 (has links)
Economic events may cause structural changes in markets. To know the effect of the economic event we should analyze the structural changes in the market demand and supply. The purpose of this dissertation is to analyze the effect of selected economic events on market demand and supply using econometric models. Structural changes can be modeled according to the types of changes. For an abrupt and instantaneous break, a dummy variable model can be used. For a smooth and gradual movement, proxy variables which represent the event can be applied, if we know the variables. If we don‟t know the appropriate proxy variables, a smooth transition regression model can be employed.
The BSE (Bovine Spongiform Encephalopathy) outbreak in the U.S. in 2003 is assumed to make abrupt and instantaneous changes in Korean meat consumption. To analyze the effect on Korean meat consumption, the Korean demands of beef, pork, chicken, and U.S. beef are estimated using an LA/AIDS (Linear Approximate Almost Ideal Demand System) model with the dummy variable specifying the time before and after the BSE. From the results we can confirm that food safety concerns caused by the BSE case changed Korean meat consumption structure. Korean beef and U.S. beef became less elastic, and pork and chicken got more elastic to budget. Korean beef became less price elastic, but pork and U.S. beef got more price elastic.
The changes of U.S. natural gas supply caused by technology development and depletion in reserves are analyzed using a smooth transition regression model. From the results, we can confirm that the productivity improvement by technology development is greater than the labor cost increase by depletion, but not greater than the capital cost increase by depletion in mid-2000s.
The effects of posting the winning bid in a repeated Vickrey auction are examined using a proxy variable. By applying an unobserved effect Tobit model to the experimental auction done by Corrigan and Rousu (2006) for a candy bar, we can confirm that the changes of bidding behavior are significant, especially when the winning bid is high. By extracting the bid affiliation effects, we showed that true willingness to pay can be estimated.
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Trade bans, imperfect competition, and welfare BSE and the US beef industry /Panagiotou, Dimitrios. January 2008 (has links)
Thesis (Ph.D.)--University of Nebraska-Lincoln, 2008. / Title from title screen (site viewed Nov. 25, 2008). PDF text: 82 p. : col. ill. ; 985 K. UMI publication number: AAT 3315057. Includes bibliographical references. Also available in microfilm and microfiche formats.
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A sandwich ELISA for detecting bovine blood in ground beef and animal feedOfori, Jack Appiah. Hsieh, Yun-Hwa Peggy. January 2006 (has links)
Thesis (M. A.)--Florida State University, 2006. / Advisor: Yun-Hwa Peggy Hsieh, Florida State University, College of Human Sciences , Dept. of Nutrition, Food, and Exercise Science. Title and description from dissertation home page (viewed Jan. 2, 2007). Document formatted into pages; contains xi, 115 pages. Includes bibliographical references.
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Gene expression and BSE progression in beef cattleBartusiak, Robert. January 2009 (has links)
Thesis (M. Sc.)--University of Alberta, 2009. / Title from pdf file main screen (viewed on Dec. 22, 2009). "A thesis submitted to the Faculty of Graduate Studies and Research in partial fulfillment of the requirements for the degree of Master of Science in Animal Science, Department of Agricultural, Food and Nutritional Science, University of Alberta." Includes bibliographical references.
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Vergleichende Untersuchungen polymorpher boviner und oviner Loci in Regionen von Kandidatengenen für TSE-AssoziationenBobal, Pavel January 2007 (has links)
Zugl.: Hohenheim, Univ., Diss., 2007 / Hergestellt on demand
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Agriculture in crisis: policy analysis and cow-calf producer behaviour in the aftermath of the Canadian BSE eventsSchaufele, Brandon 06 1900 (has links)
The bovine spongiform encephalopathy (BSE) crisis was a significant shock to the Canadian agricultural sector. On May 20, 2003, it was announced that an animal infected with BSE had been identified. The economic aftermath of this discovery was described as horrendous (AGO, 2004).
Economic crises, such as the Canadian BSE agricultural crisis, are rare events. The rarity of these episodes supplies a unique opportunity for analysis. According to a policy review by the Alberta Auditor General (AGO, 2004), the agricultural economics discipline appeared to be of little assistance in the crisis policy design process. This research addresses this problem by exploring economic theory and policy via detailed empirical investigation. Specifically, this study evaluates agricultural support policies and producer risk preferences in the aftermath of the Canadian BSE crisis.
Three research chapters address questions related to cow-calf producer behaviour and government policy. Chapter 2 focuses on designing emergency aid programs and calculating short-run quantitative benchmarks for crisis relief at the farm-level. Chapter 3 estimates observed risk preferences for a sample of Albertan cow-calf producers. Differential risk preferences help to explain diverse production responses following agricultural crises. The final research chapter, chapter 4, examines Canadas primary risk management program when there is potential for catastrophic price risk. In particular, vertical and horizontal equity criteria are used to scrutinize the distribution of net AgriStability benefits across a heterogeneous sample of cow-calf producers.
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Agriculture in crisis: policy analysis and cow-calf producer behaviour in the aftermath of the Canadian BSE eventsSchaufele, Brandon Unknown Date
No description available.
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