We consider the purpose and design of the World Trade Organization (WTO) and its predecessor, GATT. We review recent developments in the relevant theoretical and empirical literature. And we describe the GATT/WTO architecture and briefly trace its historical antecedents. We suggest that the...

We study the causes and consequences of patronage in Brazilian cities since the country's re-democratization. We test key mechanisms - fiscal rules, accountability, political ideology, and rent-seeking - and estimate the consequences of patronage for public finances. Our data consist of the...

Using a very large sample of matched author-referee pairs, we examine how the gender of referees and authors affects the former's recommendations. Relying on changing matches of authors and referees, we find no evidence of gender differences among referees in charitableness toward authors; nor...

Can campaign promises change voter behavior, even where clientelism and vote buying are pervasive? We elicit multidimensional campaign promises from political candidates in consecutive mayoral elections in the Philippines. Voters who are randomly informed about these promises rationally update...

Political clientelism is often deemed to undermine democratic accountability and representation. This study argues that economic vulnerability causes citizens to participate in clientelism. We test this hypothesis with a randomized control trial that reduced household vulnerability through a...

Cultural psychologists and anthropologists argue that societies have developed heterogeneous systems of social organization to cope with social dilemmas, and that an entire bundle of psychological and biological characteristics has coevolved to enforce cooperation within these different regimes....

How much of the variation in state effectiveness is due to the individuals and organizations responsible for implementing policy? We investigate this question and its implications for policy design in the context of public procurement, using a text-based product classification method to measure...

Public sector absenteeism undermines service delivery in many developing countries. We report results from an at-scale randomized control evaluation in Punjab, Pakistan of a reform designed to address this problem. The reform affects healthcare for 100 million citizens across 297 political...

Beginning in the 1880s, southern states introduced pensions for Confederate veterans and widows. They continued to expand these programs through the 1920s, while states outside the region were introducing cash transfer programs for workers, poor mothers, and the elderly. Using legislative...