Rwanda's Nyungwe National Park is a biodiversity hotspot with the most endemic species in the ecoregion as well as the highest number of threatened species internationally. In addition to great biological diversity, Nyungwe National Park supplies significant ecosystem services to the Rwandan...

Fees for banking services have been a policy concern for over 20 years and the subject of several government agencies studies, which focused on the magnitude, incidence, or disclosure of such fees. Using a sample of single market banks, I study the relationship between market-level consumer...

We ask which migration policy a developed country will choose when its objective is to attain the optimal skill composition of the country's workforce, and when the policy menu consists of an entry fee and a quota. We compare these two policies under the assumptions that individuals are...

This article translates and extends Becker (1968) from public law enforcement to private litigation by examining optimal legal system design in a model with private suits, signals of case strength, court error, and two types of primary behavior: harmful acts that may be deterred and benign acts...

For many products, platforms enable sellers to transact with buyers. We show that the competitive conditions among sellers shape the market structure in platform industries. If product market competition is tough, sellers avoid competitors by joining different platforms. This allows platforms to...

Active fund managers implicitly promise to research profitable portfolio selection. But active management is an experience good subject to moral hazard. Investors cannot tell high from low quality up front and therefore fear manager shirking. We show how the parties mitigate the moral hazard by...

This study develops and structurally estimates a model of household and electric utility behavior to describe how the low access rates and high connection charges that are common in the Sub-Saharan Africa region arise from regulated electricity tariffs being set too low. As a result, the...