Given the connectedness of most states with their neighbors, any economic analysis of changes in a state's policy needs to account for the interdependence between states. We examine in how much detail one needs to model the factor and commodity flows between states, and how much, if anything, is...

We develop a model for the analysis of macroeconomic management that are caused by failures in the private banking system. Our analysis is applied to Tanzania, a country that faces significant difficulties from a banking system that holds large quantities of non-performing assets. We have...

This paper develops a dynamic computable general equilibrium model in which optimizing agents evade taxes by operating in the underground economy. The cost to firms of evading taxes is that they find themselves subject to credit rationing from banks. Our model simulations show that in the...