Feenstra, Robert C.; Kee, Hiau Looi - 2021
sectoral export variety on country productivity. The effects are estimated in a translog GDP function system based on data for … 34 countries from 1982 to 1997. Country productivity is constructed and export variety is shown to be significant …. Instruments such as tariffs, transport costs, and distance are shown to affect country productivity through export variety, and …