We examine an economy where professionals provide services to clients and where a professional can sell his practice to another. Professionals vary in quality, and clients in their need (or willingness-to-pay) for high-quality service. Efficiency is measured as the number of matches between...

French Abstract: Cet article présente un modèle théorique de conflit entre deux joueurs avec intervention par une force de maintien de la paix. Cette force est considérée comme un contingent militaire qui peut, selon les circonstances, s'aligner avec l'un des deux adversaires, agir...

We examine the effects of famine relief efforts (food aid) in regions undergoing civil war. In our model, warlords seize a fraction of all aid entering the region. How much they loot affects their choice of army size; therefore the manner in which aid is delivered influences warfare. We identify...

This paper quantifies the potential of foreign aid as an insurance mechanism against macroeconomic shocks. Within a dynamic model of aid flows between two endowment economies, we show that at least three-fourths of the large welfare costs of macroeconomic fluctuations in poor countries could be...

The goal of this article is to establish if unemployment insurance policies are more generous in Europe than in the United States, and by how much. We take the examples of France and one particular American state, Ohio, and use the methodology of Pallage, Scruggs and Zimmermann (2008) to find a...

In this paper we compare the welfare effects of unemployment insurance (UI) with an universal basic income (UBI) system in an economy with idiosyncratic shocks to employment. Both policies provide a safety net in the face of idiosyncratic shocks. While the unemployment insurance program should...

In this paper we compare the welfare effects of unemployment insurance (UI) with a universal basic income (UBI) system in an economy with idiosyncratic shocks to employment. Both policies provide a safety net in the face of idiosyncratic shocks. While the unemployment insurance program should do...