Historically, urban growth required enough development to grow and transport significant agricultural surpluses or a government effective enough to build an empire. But there has been an explosion of poor mega-cities over the last thirty years. A simple urban model illustrates that in closed...

Recent literature on the relationship between ethnic or racial segregation and outcomes has failed to produce a consensus view of the role of ghettos; some studies suggest that residence in an enclave is beneficial, some reach the opposite conclusion, and still others imply that any relationship...

In the last few years there has been an explosion in the number of papers that aim to explain what determines country risk (defined as the difference between the yield of a sovereign's bonds and the risk free rate). In this paper, we contribute to the discussion using by showing that Brazilian...

We explain how the decentralization of fiscal responsibility among Brazilian states between 1889 and 1930 promoted a unequal expansion in public schooling. We document how the variation in state export tax revenues, product of commodity booms, explains increases in expenditures on education,...

In this paper, we examine the determinants of Brazilian city growth between 1970 and 2000. We consider a model of a city, which combines aspects of standard urban economics and the new economic geography literatures. For the empirical analysis, we constructed a dataset of 123 Brazilian...

Localities in developed countries often restrict construction and population growth through regulations governing land usage, lot sizes, building heights, and frontage requirements. In developing countries, such policies are less effective because of the existence of unregulated, informal...