Sovereign wealth funds represent a large and growing pool of savings. An increasing number of these funds are owned by natural resource-exporting countries and have a variety of objectives, including intergenerational equity and macroeconomic stabilization. Traditionally, these funds have...

Can perceptions data help us understand investment climate constraints facing the private sector? Or do firms simply complain about everything? In this paper, the authors provide a picture of how firms' views on constraints differ across countries in Sub-Saharan Africa. Using the World Bank's...

In this paper, we consider the reform process in those Central and East European countries that have made the decision to move from a more-or a less-planned socialist system to a private market economy, one in which private ownership predominates and most resources are allocated through markets....

Summary Evidence is mounting that the pattern of overseas aid through time, of which its volatility (or instability) is a key dimension, has an important influence on its effectiveness. The three papers in this Special Section examine the extent of this influence, and how it may be possible to...