This paper uses auction theory to analyze wholesale markets for wheat in Northern India. This approach enables us not only to characterize the market in terms of buyer asymmetries, but also to detect the existence of collusion and to quantify its impact on market prices. We show that buyer...

This paper analyzes the institutions and markets that govern groundwater allocation in the sugarcane belt of Uttar Pradesh, India, using primary, plot-level data from a village which shares the typical features of this region. Electricity powers tubewell pumps, and its erratic supply translates...

Deficiencies of micronutrients such as vitamin A are widespread, expecially in Africa.Biofortified crops such as maize, bred for high levels of provitamin A might offer a solution, butthese crops are often bright orange, and African maize consumers prefer white. To estimate theconsumers interest...

Many small wholesale grain markets in India are characterized by large numbers of sellers and a relatively small number of buyers, thereby lending the price formation process open to manipulation through collusion. Government intervention limits the extent of such manipulation through the...

"Biofortification is increasingly seen as an additional tool to combat micronutrient malnutrition. This paper presents, for the first time, evidence on the costs and potential benefits of biofortification for a large number of countries in Africa, Asia and Latin America. We use a modification of...

This paper models interaction between groups of agents by means of a graph where each node represents a group of agents and an arc represents bilateral interaction. It departs from the standard Katz-Shapiro framework by assuming that network benefits are restricted only amongst groups of linked...