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| Kirchhoff, Stefanie; Zago, Angelo M.. |
| We consider the welfare impact of the mandatory and voluntary labelling to inform consumers on GMOs content in foods. With a model of vertical differentiation in competitive markets, we evaluate the effects on price equilibrium and welfare levels. We find that the mandatory labelling scheme would be optimal in those countries with more GMO-averse consumers and no-GMOs practices producers. Voluntary labelling would instead optimally be chosen in those countries where producers are using GMOs and consumers are more concerned about the costs savings resulting in this technology adoption. |
| Tipo: Conference Paper or Presentation |
Palavras-chave: Research and Development/Tech Change/Emerging Technologies. |
| Ano: 2001 |
URL: http://purl.umn.edu/20540 |
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| Kirchhoff, Stefanie; Ibanez, Ana Maria. |
| The armed conflict over economic and political power in Colombia has led to the massive displacement of people living in the areas of violence. The design of appropriate policies of prevention, assistance, and resettlement requires improved information on the determinants and effects of displacement. This paper contributes to providing such information by using household survey data collected at expulsory and receptor locations. First, we develop a conceptual framework for analyzing the factors which influence a household's decision to leave its area of origin for an uncertain future or to stay and risk being the victim of violence. Using econometric analysis, the framework is then used to examine the significance and relative importance of the... |
| Tipo: Working or Discussion Paper |
Palavras-chave: Consumer/Household Economics; Political Economy. |
| Ano: 2002 |
URL: http://purl.umn.edu/18754 |
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