This study estimates the effect of deployment location and length on the risk of developing PTSD, relative to what it would be from the normal military operations. We use a random sample of activity-duty enlisted personnel serving between 2001 and 2006. We identify PTSD cases from TRICARE...

We survey a representative sample of the U.S. population to understand stakeholders' desire to see their firms exit Russia after the invasion of Ukraine. 61% of respondents think that firms should exit Russia, regardless of the consequences. Only 37% think that leaving Russia is a purely...

Using randomized methodologies, we study a common community HIV/AIDS program that seeks to promote HIV testing by improving knowledge and reducing stigmatizing attitudes. Contrary to expectations, the program has a substantial negative effect on HIV testing rates. We provide evidence of likely...

Using the 2012-13 American Time Use Survey, I find that both who people spend time with and how they spend it affect their happiness, adjusted for numerous demographic and economic variables. Satisfaction among married individuals increases most with additional time spent with spouse. Among...

Racial social isolation within and across workplaces may reduce firm productivity. We provide descriptive evidence that African-Americans feel socially isolated from Whites. To test whether isolation affects productivity, we estimate models of Total Factor Productivity for manufacturing firms...

Does knowledge about antipoverty programs spread quickly within poor communities or are there significant frictions, such as due to social exclusion? We combine longitudinal and intra-household observations in estimating the direct knowledge gain from watching an information movie in rural...

Comparing self-reports to administrative data records on diagnosis and prescription drug use, we find that survey respondents under-report mental health conditions 36% of the time when asked about diagnosis and about 20% of the time when asked about prescription drug use. Survey respondents are...

About 11% of the Chinese population are rural-urban migrants with a rural hukou that severely restricts their children's access to urban schools. As a result, 69 million children are left behind in rural areas. We use two regression-discontinuity designs - based on school enrollment age cutoffs...

Using data across countries and over time we show that women are unhappier than men in unhappiness and negative affect equations, irrespective of the measure used - anxiety, depression, fearfulness, sadness, loneliness, anger - and they have more days with bad mental health and more restless...