• Publications
  • Influence
Immigrants and the Making of America
We study the effects of European immigration to the U.S. during the Age of Mass Migration (1850–1920) on economic prosperity. Exploiting cross-county variation in immigration that arises from theExpand
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Consumer Demand for Fair Trade: Evidence from a Multistore Field Experiment
We provide new evidence on consumer demand for ethical products from experiments conducted in a U.S. grocery store chain. We find that sales of the two most popular coffees rose by almost 10% whenExpand
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Women and trade in Africa : realizing the potential
Regional trade in Africa can play a vital role in diversifying economies and reducing dependence on the export of a few mineral products, in delivering food and energy security, in generating jobsExpand
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An Empirical Study of Corruption in Ports
We generate an original dataset on bribe payments at two competing ports in Southern Africa that allows us to take an unusually close look at the relationship between bureaucratic organization,Expand
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Corruption and Firm Behavior: Evidence from African Ports
This paper investigates how corruption affects firm behavior. Using an original and unusually rich dataset on bribe payments at ports matched to firm-level data, we observe how firms adapt toExpand
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Consumer Demand for the Fair Trade Label: Evidence from a Multi-Store Field Experiment
We provide new evidence on consumer demand for ethical products from experiments conducted in a U.S. grocery store chain. We find that sales of the two most popular coffees rose by almost 10% whenExpand
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Advances in measuring corruption in the field
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Reviving trade routes : evidence from the Maputo corridor
Most trade moves along a few high-density routes: the corridors. Improving their performance has emerged as a necessary ingredient for growth and integration into the regional and global economy. InExpand
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Consumer demand for the fair trade label: evidence from a field experiment
A majority of surveyed consumers claim to prefer ethically certified products over non-certified alternatives, and to be willing to pay a price premium for such products. There is no clear evidence,Expand
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Displacing corruption: evidence from a tariff liberalization program
This paper investigates how corrupt public officials and private agents adjust to policy reforms that change opportunities for bribery deals to take place. I exploit an exogenously determined tariffExpand
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