Informality and Development. Andrei Shleifer, Summer 2014, Paper. "In developing countries, informal firms account for up to half of…
Competition for Attention. Andrei Shleifer, June 2014, Paper. "We present a model of market competition and product differentiation in…
Where is the Land of Opportunity: The Geography of Intergenerational Mobility in the United States. Raj Chetty, Nathaniel Hendren, June…
AVA.ph: Growing a Filipino E-Commerce Company. William R. Kerr, June 2014, Case. "AVA is a three-year old e-commerce company in the…
Written jointly with Pinar Dogan, this is an update of our 2010 book (see below) on the infamous Sledgehammer case in Turkey. In addition…
Objective: To examine the relationship between insurance market structure and
health care prices, utilization, and spending. Data Sources…
Medicare Part C, or Medicare Advantage (MA), now almost 30 years old, has generally been viewed as a policy
disappointment. Enrollment…
Why does Islam seem to dominate Egyptian politics, especially when the country's endemic poverty and deep economic inequality would seem to…
Our recent paper (1) shows that, since 2002, obesity prevalence has declined among higher socio-economic status (SES) youth but continued…