both developed and developing countries. In both country groups, comparative advantage has become weaker: productivity grew …

productivity across sectors exhibits weak correlation. While previous work examined production complementarity, our analysis … explores complementarity in information acquisition. Because information about future productivity has a high fixed cost of … production and a low marginal cost of replication, sectors can share the cost to forecast their sector-specific productivity …

Indian manufacturing plants, we show that production and sourcing decisions appear systematically distorted in states with … to be more vertically integrated. To quantify the impact of these distortions on aggregate productivity, we construct a … that enforcement frictions lower aggregate productivity to an extent that is relevant on the macro scale …

Over the course of the nineteenth century manufacturing in the United States shifted from artisan shop to factory … building of extensive railroad network. Using a newly created data set of manufacturing establishments linked to county level … data on rail access from 1850-70, we ask whether the coming of the railroad increased establishment size in manufacturing …