A local public goods game in weighted and directed networks is analyzed. Individual efforts are imperfect substitutes, players' preferences are heterogeneous and local externalities are non-uniform and asymmetric. Sufficient conditions under which the game admits a unique equilibrium are...

This article explores the role of trend shocks in explaining the specificities of business cycles in Sub-Saharan African (SSA) countries using the methodology introduced by Aguiar and Gopinath (2007) [Emerging Market Business Cycles: The Cycle Is the Trend Journal of Political Economy 115(1)]....

A firm which sells its product in a free competition market where the exchange price remains stationary, determines the quantity of goods to be produced equaling marginal cost to marginal revenues. In this paper we consider the more general case of markets with price instabilities. To this aim...