A transactions model of the demand for multiple media of exchange is developed. Some results are expected, and others are both new and surprising. There are both extensive and intensive margins to currency substitution, and inflation may affect the two margins differently, leading to subtle...

This paper uses panel data of 42 sub-Saharan Africa countries from 2005 to 2015 to examine the effect of aid for trade (AfT) on export diversification. The average Hirschman-Herfindahl index measure of 0.77 indicates that the export basket of sub-Saharan African countries is very narrow. This is...

We quantitatively assess the macroeconomic effects of country-specific supply-side reforms in the euro area by simulating EAGLE, a multi-country dynamic general equilibrium model. We consider reforms in the labor and services markets of Germany (or, alternatively, Portugal) and the rest of the...

A transactions model of the demand for multiple media of exchange is developed. Some results are expected, and others are both new and surprising. There are both extensive and intensive margins to currency substitution, and inflation may affect the two margins differently, leading to subtle...

This paper examines the determinants of cross-border flows of U.S. dollar banknotes, using a new panel data set of bilateral flows between the United States and 103 countries from 1990 to 2007. We show that a gravity model explains international flows of currency as well as it explains...

The paper provides a comparative analysis of the incidence of evaluation methods in antipoverty transfer programmes in Latin America and sub-Saharan Africa. The paper identifies two broad explanations for the incidence of evaluation in antipoverty transfer programmes in developing countries, one...

Visiting scholar Xavier Debrun, and Bruegel director Jean Pisani-Ferry contribute to the emerging discussion on reform strategies in the euro area. An earlier version of this note was presented to the Eurogroup Working Group of the Economic Policy Committee of the EU.