A group of agents voluntarily participates in a joint project, in which efforts are not perfectly substitutable. The output is divided according to some given vector of shares. A share vector is "unimprovable" if no other share vector yields a higher sum of payoffs. When the elasticity of...

In this paper, we develop a model of North-South trade to analyze the impact of a label certifying the absence of child labour in the export production of the South. When most eligible producers in the South can obtain the label, its impact is considerably reduced by a displacement effect...

Many employment relationships concede rents to workers. Depending on the political institutions, the presence of such rents allows employers to use the threat of withdrawing them to control their workers' political behavior, such as their votes in the absence of secret ballot. We examine the...

A household panel data set is used to investigate the effects of economic growth on firewood collection in Nepal between 1995 and 2010. Results from preceding cross-sectional analyses are found to be robust: (a) rising consumptions for all but the top decile were associated with increased...

Across African countries, prevention policies are unrelated to the prevalence of HIV/AIDS and, even in countries in which they were successful, these policies are often unstable or reversed. To explain these two puzzles, we propose a simple political economy model that examines how prevention...

This paper assesses the relation between living standards and forest degradation in the Indian mid-Himalayas, and related policy issues. The analysis is based on detailed household, village and ecology surveys in a sample of 165 villages in Uttaranchal and Himachal Pradesh. Our prior fieldwork...