This paper presents new high-frequency data on trade policy changes targeting medical and food products since the beginning of the COVID-19 pandemic, documenting how countries used trade policy instruments in response to the health crisis on a week-by-week basis. The data set reveals a rapid...

This paper identifies the effect of trade policy on market power through new data and a new identification strategy. It uses a large data set containing export values and quantities by product and destination for all exporting firms in 12 developing and emerging countries over several years,...