Credit guarantees are popular policy responses during crises. Despite their prevalence, evidence of their effectiveness is sparse. We estimate the impacts of UK guarantees implemented during the Great Recession, by exploiting unexpected firm-size eligibility restrictions. We use a...

China has made great efforts to alleviate poverty in rural ethnic minority areas and targeted achieving the poverty-alleviation task by the end of 2020. Aba, Ganzi, and Liangshan, three of the poorest ethnic prefectures in Sichuan Province, Southwest China, have all implemented "Internet+"...

China has made great efforts to alleviate poverty in rural ethnic minority areas and targeted achieving the poverty-alleviation task by the end of 2020. Aba, Ganzi, and Liangshan, three of the poorest ethnic prefectures in Sichuan Province, Southwest China, have all implemented "Internet+"...

A salient feature of globalization in recent decades is the emergence of "global supply chains" in which different countries specialize in different stages of a sequential production process. In Arnaud Costinot, Jonathan Vogel and Su Wang (2011), CVW hereafter, we have developed a simple theory...

This paper develops an elementary theory of global supply chains. We consider a world economy with an arbitrary number of countries, one factor of production, a continuum of intermediate goods, and one final good. Production of the final good is sequential and subject to mistakes. In the unique...

We study the relation between innovation quality and managerial time horizon, measured by the time remaining until the end of fixed-term CEO employment contracts. Firms with longer CEO horizons produce more important innovation on average: one additional year in horizon is associated with 8%...

Why is high-growth entrepreneurship scarce in developing countries? Does this scarcity reflect optimal allocations, or constraints? We explore these questions using as laboratory an accelerator in Colombia that selects participants using scores from randomly assigned judges and offers them...