Early research on the returns to higher education treated the postsecondary system as a monolith. In reality, postsecondary education in the United States and around the world is highly differentiated, with a variety of options that differ by credential (associates degree, bachelor's degree,...

Reducing or eliminating Social Security's Retirement Earnings Test (RET) can encourage labor supply of older individuals receiving benefits. However, these reforms can encourage earlier claiming of Social Security benefits, permanently lowering future benefits. We explore the consequences, for...

We study the process that led to the inclusion of merchant towns in the English Parliament, using a novel comprehensive dataset for 549 medieval English towns (boroughs). Our analysis begins with the Norman Conquest in 1066 - an event of enormous political change that resulted in largely...

Nominally free, unrestricted training in portable computer skills is offered by the majority of U.S. temporary help supply (THS) establishments, a practice that is inconsistent with the competitive model of training. This paper asks why temporary help firms provide free general skills training....

This paper provides a quantitative analysis of the effects of the early law-and- economics movement on the U.S. judiciary. We focus on the Manne Economics Institute for Federal Judges, an intensive economics course that trained almost half of federal judges between 1976 and 1999. Using the...

Many agricultural and environmental technologies require large upfront investments in exchange for longer-term benefits. This time profile of costs and benefits makes adoption particularly sensitive to liquidity and credit constraints, which are prevalent in low-income settings. We test the...

A simplified model is constructed to analyze the role played by vocational training programs In high schools. The model assumes that there are two kinds of educational programs in high schools, vocational and general. It also assumes that there are two types of jobs for high school graduates....

The support for scientific investigation in biomedicine depends in part on the adoption of new knowledge into medical practice. We investigate how a technological advance, in the form of a large and influential 2010 randomized controlled study, changed physician practice in statin (a medication...