in geographic or, more generally, characteristic space and its use as evidence in merger cases. It outlines a structural …

data from the European Commission’s market assessments in merger decisions with production data, we use recent … methodological advances in the estimation of production functions to estimate markups and total factor productivity. We investigate … the performance of almost 600 rival firms in close to 200 merger cases before and after the change in market structure …

merger by either reducing or increasing both price and quality. Welfare implications are not clear-cut and mergers might …