De Loecker, Jan K.; Collard-Wexler, Allan - National Bureau of Economic Research (NBER) - 2013
We measure the impact of a drastic new technology for producing steel - the minimill - on the aggregate productivity of … industry's productivity is linked to this new technology, and operates through two distinct mechanisms. First, minimills … third of the increase in the industry's productivity. Second, increased competition, due to the expansion of minimills …