I use matched sampling techniques to analyze whether firms that start exporting become more productive, controlling for the self-selection into export markets. To this end, I use micro data of Slovenian manufacturing firms operating in the period 1994-2000. Overall I find that export entrants...

We measure the impact of a drastic new technology for producing steel -- the minimill -- on the aggregate productivity of U.S. steel producers, using unique plant-level data between 1963 and 2002. We find that the sharp increase in the industry's productivity is linked to this new technology,...

While inferring markups from demand data is common practice, estimation relies on difficult-to-test assumptions, including a specific model of how firms compete. Alternatively, markups can be inferred from production data, again relying on a set of difficult-to-test assumptions, but a wholly...