"An extensive literature on the relationship between decentralization (or localization) and corruption has developed in recent years. While some authors argue that there is a positive relationship between decentralization and corruption, others claim that decentralization in fact leads to a...

"Are natural resources a blessing or a curse? Bravo-Ortega and De Gregorio present a model in which natural resources have a positive effect on the level of income and a negative effect on its growth rate. The positive and permanent effect on income implies a welfare gain. There is a growth...

"How rich would resource-abundant countries be if they had actually followed the Hartwick Rule (invest resource rents in other assets) over the past 30 years? Hamilton, Ruta, and Tajibaeva use time series data on investments and rents on exhaustible resource extraction for 70 countries to answer...

"Regulation is purportedly enacted to serve specific social purposes. In reality, however, it follows a more complex political economy process, where legitimate social goals are mixed with the objectives of particular interest groups. Whatever its justification and objectives, regulation can...

"Economic geography has become a mantra for many economists, geographers, and regional scientists. Previous studies have tested the importance of economic geography for production activities and found a significant association between them. Most of these studies, however, have not taken into...

"To study the effects of tariffs on gross domestic product (GDP), one needs import demand elasticities at the tariff line level that are consistent with GDP maximization. These do not exist. Kee, Nicita, and Olarreaga modify Kohli's (1991) GDP function approach to estimate demand elasticities...

"Powell, Mylenko, Miller, and Majnoni analyze how data in public credit registries can be used both to strengthen bank supervision and to improve the quality of credit analysis by financial institutions. Empirical tests using public credit registry (PCR) data were performed in collaboration with...

"Majnoni, Miller, and Powell propose an integrated approach to minimum bank capital and loan loss reserves regulation. They break new ground in two main areas. First, the authors provide an explicit measurement of the credit loss distribution for a sample of emerging countries providing a...

"Lopez-de-Silanes examines the theoretical and empirical literature pertaining to securities laws and their enforcement by regulators and courts to establish what is known and what is yet unclear. Recent empirical research in the field has established that law matters. Mandatory disclosure...

"Xie, Shah, Capannelli and Wang use a contingent valuation method to study the design of economic incentives to phase out polluting motorcycles in Bangkok. Like in many other cities, the government of Bangkok has been considering a series of control measures to discourage and eventually...