Sökning: "diversification"

Visar resultat 21 - 25 av 260 avhandlingar innehållade ordet diversification.

1. 21. Essays on Economic Behaviour: HIV/AIDS, Schooling, and Inequality

   Författare :Annika Lindskog; Göteborgs universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Africa; Malawi; Ethiopia; HIV AIDS; Inequality; Fertility; Mortality; Education; Within-household spillovers; Credit constraints; Diversification; Uncertainty; Redistribution; Fairness;

   Sammanfattning : Paper 1: Economic Inequality and HIV in Malawi To analyze if the spread of HIV is related to economic inequality we estimate multilevel models of the individual probability of HIV infection among young Malawian women. We find a positive association between HIV infection and inequality at both the neighbourhood and district levels, but no effect of individual poverty. LÄS MER

3. 22. Harvesting from land and sea : Social relationships, trade networks, and spatial connectivity in changing social-ecological systems

   Författare :Blanca González García-Mon; Maja Schlüter; Örjan Bodin; Emilie Lindkvist; Bonnie McCay; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; social-ecological systems; food; trade; networks; embeddedness; supply chain; diversification; mobility; fisheries; agriculture; mixed-methods; vetenskap om hållbar utveckling; Sustainability Science;

   Sammanfattning : In the era of global change, the connectivity of aquatic and terrestrial food production systems across spatial scales is increasing. At the same time, diverse actors that participate in food systems, from production to consumption, face the need to adapt their daily activities to an increasingly changing context. LÄS MER

4. 23. Tourism work among Sámi indigenous people : exploring its prevalence and role in sparsely populated areas of Sweden

   Författare :Traian Leu; Dieter Müller; Madeleine Eriksson; Raynald Harvey Lemelin; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Indigenous tourism; Sámi; reindeer herders; sustainable livelihoods; diversification; rural development; sparsely populated areas; Sweden;

   Sammanfattning : Little is known about the role of tourism development among Sámi indigenous people living in the sparsely populated areas of Sweden. Previous research shows tourism to be a potentially suitable option for development in such regions, yet the exact implications for the indigenous population remains largely unexplored. LÄS MER

5. 24. The Economics of Community-Based Wildlife Conservation in Zimbabwe

   Författare :Edwin Muchapondwa; Göteborgs universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; bio-economic; CAMPFIRE; common property; community; design principles; dichotomous choice; diversification; elephant nuisance; institutions; insurance; poaching; risk management; simple spike; wildlife conservation; wildlife-livestock conflict;

   Sammanfattning : This thesis deals with the economics of community-based wildlife conservation in Zimbabwe. It consists of an introductory chapter and four self-contained chapters. Chapter 1 spells out the history of wildlife conservation leading to the inception of CAMPFIRE. Research issues at the core of the rest of the thesis are also highlighted. LÄS MER

7. 25. Portfolio Selection and the Analysis of Risk and Time Diversification

   Författare :Mattias Persson; Nationalekonomiska institutionen; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; economic policy; economic systems; economic theory; econometrics; Economics; Lower Partial Moment; Portfolio Selection; Parameter Uncertainty; Time Diversification; Bootstrap; Downside Risk; Estimation Risk; Nationalekonomi; ekonometri; ekonomisk teori; ekonomiska system; ekonomisk politik; Financial science; Finansiering;

   Sammanfattning : This thesis is devoted to the analysis of three important issues in financial economics in general and portfolio selection in particular: the risk measure, estimation risk and time diversification. Besides a short introductory chapter the thesis consists of four empirical essays. LÄS MER