The coexistence of urban and rural poverty and migration to cities is studied in a dual economy model where the acquisition of skills is costly and involves migration to urban areas. In this model, both the distribution of innate abilities and the distribution of wealth matter for the migration...

This paper develops a full-fledged cost-benefit analysis of monetary integration, and applies it to the currency unions actively pursued in Africa. The benefits of monetary union come from a more credible monetary policy, while the costs derive from real shock asymmetries and fiscal disparities....

This paper reviews a number of different methods that can be used to estimate potential output and the output gap. Measures of potential output and the output gap are useful to help identify the scope for sustainable noninflationary growth and to allow an assessment of the stance of...