Sökning: "SOCIAL SCIENCES Business and economics Economics Econometrics"

Visar resultat 1 - 5 av 114 avhandlingar innehållade orden SOCIAL SCIENCES Business and economics Economics Econometrics.

1. 1. Essays on Sickness Insurance, Absence Certification and Social Norms

   Författare :Margareta Dackehag; Nationalekonomiska institutionen; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; economic theory; econometrics; Economics; occupational physician; general practitioner; physician behaviour; working ability; sickness absence certification; sickness absence; sickness insurance; social insurance; incentives; social norms; Social policy; welfare; economic systems; economic policy; Nationalekonomi; ekonometri; ekonomisk teori; ekonomiska system; ekonomisk politik; Social economics; Social ekonomi;

   Sammanfattning : The thesis consists of an introductory chapter and three essays, considering sickness insurance, social norms and absence certification. The first essay, Group-Specific Social Norms and Economic Incentives in a General Welfare System, investigates the interaction between economic incentives and social influences in a general welfare system. LÄS MER

3. 2. Evaluating Asset-Pricing Models in International Financial Markets

   Författare :Fadi Zaher; Högskolan i Skövde; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; financial science; economic policy; economic theory; economic systems; econometrics; Hansen-Jagannathan boundsequity premium puzzle; Forecasting methods; asset-pricing models; Economics; bootstrap; short-sales constraint; ekonomisk politik; finansiering; ekonomiska system; nationalekonomi; ekonometri; Hansen-Jagannathan bounds; ekonomisk teori; Business and economics; Ekonomi; Humanities and Social sciences; Humaniora-samhällsvetenskap; ekonomisk politik; Financial science; Finansiering; ekonomiska system; economic policy; Nationalekonomi; ekonometri; economic theory; economic systems; econometrics; Hansen-Jagannathan bounds; equity premium puzzle; Forecasting methods; asset-pricing models; ekonomisk teori; Economics; bootstrap.; short-sales constraint;

   Sammanfattning : This thesis consists of three empirical studies on asset-prices in international financial markets. The purpose is three-fold. First, to evaluate whether good predictions of economic variables may be obtained by pooling information from a broad group of financial variables. LÄS MER

4. 3. Sickness Insurance: Design and Behavior

   Författare :Klas Rikner; Nationalekonomiska institutionen; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; ekonometri; ekonomisk teori; ekonomiska system; ekonomisk politik; Social economics; Social ekonomi; Nationalekonomi; economic systems; economic policy; econometrics; economic theory; Economics; Social insurance; Experience rating; Asymmetric information; Insurance; Sickness insurance; Sickness absence;

   Sammanfattning : The first essay presents the results from a questionnaire study of sickness insurance and sickness absence behavior in Sweden. In the first part, people’s preferences for the design of a sickness insurance are discussed. LÄS MER

5. 4. Nonlinear and Nonparametric Dynamical Methods in Economics and Finance

   Författare :Gazi Salah Uddin; Bo Sjö; Ramo Gencay; Linköpings universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Commodity markets; Nonlinear causality testing; Dependence structure; Business cycles; Timescale analysis; Growth dynamics; Portfolio management;

   Sammanfattning : The objectives of the thesis - which comprises six parts – can be summarized in i) implementing linear and nonlinear/nonparametric approaches toward detecting, measuring and analyzing the nature and directionality of causal relationships in financial markets, ii) elaborating on modern topics in financial investment analysis, iii) probing into the role of commodity futures in constructing optimal portfolios as well as iv) investigating growth dynamics via aggregated and disaggregated indices.The first paper named “Analyzing causal interactions between sectoral equity returns and commodity futures returns in the aftermath of the global financial crisis: The case of the US and EU equity returns”, aims to explore and compare the dependence and co-movement structure between commodity and various asset classes’ returns including the USA and EU stock markets via the use of linear and non-linear causality testing in a comparative context with the additional adjustment for cointegration and conditional heteroscedasticity. LÄS MER

7. 5. We are (not) anonymous : Essays on anonymity, discrimination and online hate

   Författare :Joakim Jansson; Björn Tyrefors; Björn Öckert; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Anonymity; Discrimination; Hate; Applied Econometrics; Gender Economics; Labor Economics; Political Economics; Behavioral Economics; Economics; nationalekonomi;

   Sammanfattning : Haters gonna hate? - Anonymity, misogyny and hate against foreigners in online discussions on political topics. A crucial aspect of freedom of expression is anonymity, but anonymity is a contentious matter. It enables individuals to discuss without fear of repercussions, but anonymity can also lead to hateful writings threatening other's freedom. LÄS MER