Estimates of labor mobility costs are needed to assess the responses of employment and wages to trade shocks when factor adjustment is costly. Available methods to estimate those costs rely on panel data, which are seldom available in developing countries. The authors propose a method to...

A model of firm innovation illustrates the effects of the threat of imitation and product varieties on a representative firm's decision to invest in research and development to produce new product varieties. The model motivates two empirical questions: (1) Is research and development partially...

"Recent research highlights the relationship between economic development and productive diversification, which may be hindered by market failures. After identifying stages of diversification in disaggregated export data, the authors develop a metric for the flows of export "discoveries," or...

This paper investigates the impacts of the economic shock caused by the COVID-19 pandemic on the employment of different types of workers in developing countries. Employment outcomes are taken from a set of high-frequency phone surveys conducted by the World Bank and National Statistics Offices...

This paper investigates the impacts of the economic shock caused by the COVID-19 pandemic on the employment of different types of workers in developing countries. Employment outcomes are taken from a set of high-frequency phone surveys conducted by the World Bank and National Statistics Offices...

Public debt in developing economies rose at a fast clip during 2020-21, at least partly due to the onset of the global Covid-19 pandemic. Nobel laureate Paul Krugman opined in early 2021 that "fighting covid is like fighting a war." This paper argues that the Covid-19 pandemic shares many traits...