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Risk Pooling, Commitment, and Information: An experimental test of two fundamental assumptions

Barr, Abigail - EconWPA - 2004

This paper presents rigorous and direct tests of two assumptions relating to limited commitment and asymmetric information that current underpin current models of risk pooling. A specially designed economic experiment involving 678 subjects across 23 Zimbabwean villages is used to solve the...

Persistent link: https://www.econbiz.de/10005118664

Wages and Reciprocity in the Workplace

Barr, Abigail; Serneels, Pieter - EconWPA - 2004

We explore the role of reciprocity in wage determination by combining experimental and survey data. The experiment is similar to Berg, Dickhaut and McCabe's (1995) and is conducted with Ghanaian manufacturing workers. The survey relates to the same sample workers and the firms within which they...

Persistent link: https://www.econbiz.de/10005118755

Rational and Biased Trust

Barr, Abigail - EconWPA - 2004

This paper investigates whether expectations of trustworthiness and resulting acts of trust accord with an objective model of trustworthiness or are biased. Combining experimental and survey data, I find that Ghanaian workers appropriately take account of the religiousness of trustees, but...

Persistent link: https://www.econbiz.de/10005118769

Does It Pay To Pray? Evaluating the Economic Return to Religious Ritual

Ruffle, Bradley J.; Sosis, Richard H. - EconWPA - 2003

Time-consuming and costly religious rituals pose a puzzle for economists committed to rational choice theories of human behavior. We propose that religious rituals promote in-group trust and cooperation that help to overcome collective-action problems. We test this hypothesis on communal...

Persistent link: https://www.econbiz.de/10005062717

Cooperation and the In-Group-Out-Group Bias: A Field Test on Israeli Kibbutz Members and City Residents

Ruffle, Bradley J.; Sosis, Richard H. - EconWPA - 2003

The in-group-out-group bias is among the most well documented and widely observed phenomenon in the social sciences. Despite its role in hiring decisions and job discrimination, negotiations, and conflict and competition between groups, economists have heretofore ignored the in- group-out-group...

Persistent link: https://www.econbiz.de/10005062734

A Stochastic Model of Mortality, Fertility, and Human Capital Investment

Kalemli-Ozcan, Sebnem - EconWPA - 2002

uncertainty about the number of surviving children. If the marginal utility of a surviving child is convex then there will be a … precautionary demand for children. As the mortality rate and thus uncertainty falls, this demand decreases. Furthermore, lower … o is realized only if uncertainty is incorporated into individual’s optimization problem. …

Persistent link: https://www.econbiz.de/10005126196

Mortality Change, the Uncertainty Effect, and Retirement

Kalemli-Ozcan, Sebnem; Weil, David - EconWPA - 2002

construct a model in which individuals make labor/leisure choices over their lifetimes subject to uncertainty about their date … changes in the US life table over the last century, and show that this “uncertainty e ect” of declining mortality would have …

Persistent link: https://www.econbiz.de/10005126354

Community, Comparisons and Subjective Well-being in a Divided Society

Kingdon, Geeta; Knight, John - EconWPA - 2004

Using a South African data set, the paper poses six questions about the determinants of subjective well-being. Much of the paper is concerned with the role of relative concepts. We find that comparator income – measured as average income of others in the local residential cluster - enters the...

Persistent link: https://www.econbiz.de/10005118826

Has world poverty really fallen during the 1990s?

Reddy, Sanjay G.; Minoiu, Camelia - EconWPA - 2005

We evaluate the claim that world consumption poverty has fallen during the 1990s in light of alternative assumptions about the extent of initial poverty and the rate of subsequent poverty reduction in China, India, and the rest of the developing world. We assess the extent of poverty using two...

Persistent link: https://www.econbiz.de/10005062424

ECONOMIC / ENVIRONMENTAL SYSTEM INTERACTION

Vildosola, Luis - EconWPA - 2003

This work is focused on identifying the relationship an economic system and its policies have with the environment. The biosphere is chosen in particular as object of analysis but this can be extended by means of an ecosystem recursive properties. The common factor involved in the relationship...

Persistent link: https://www.econbiz.de/10005062749

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