We conducted large-scale lost letter experiments in Beijing, a megacity with more than 21 million residents, to test if the observed altruistic attribute of the letter recipient would induce more passersby to return the lost letters. The treatment letters were addressed to a nationally renowned...

We present findings from an evaluation study of the Dual-Teacher program, a computer- assisted instruction program, that makes lecture videos and other teaching resources from an elite urban middle school available through the internet to schools in poor and remote areas in China. The unique...

This paper examines the effects of county-level urbanization and natural amenities on subjective well-being (SWB) in the U.S. SWB is measured using individual-level data from the Behavioral Risk Factor Surveillance System (BRFSS) which asks respondents to rate their overall life satisfaction....

Training funds are used to incentivize training in developing countries, but the funds are based on payroll taxes that lower the return to training. In the absence of training funds, larger, high-wage and more capital intensive firms are the most likely to offer training unless they are...

This study examines long-term effects of a minimum wage increase using an innovative identification strategy based on categorising workers according to their predicted marginal revenue products. It finds that the increase had a large and persistent disemployment effects on low-paid workers and...