The ruble exchange rate has undergone wide gyrations over the last few years, culminating in a period of rapid appreciation in early 1995. We examine this period, distinguishing between two alternative views, an overshooting view with backward looking expectations, and a portfolio model based on...

Public investment and infrastructure spending are often singled out for drastic cuts at times of fiscal retrenchment. Fiscal austerity in Latin America during the 1980s and 1990s was characterized by a sharp contraction in infrastructure spending. In 5 of the 9 major Latin American countries,...

Well-meaning national and international bureaucracies dispense foreign aid under conditions in which bureaucracy fails. The environment that created aid bureaucracies led those organizations to (a) define their output as money disbursed rather than service delivered, (b) produce many low-return...

The Schelling model of a "tipping point" in racial segregation, in which whites flee a neighborhood once a threshold of nonwhites is reached, is a canonical model of strategic interdependence. The idea of "tipping" explaining segregation is widely accepted in the academic literature and popular...