Since the 1970s, there have been significant changes in firm dynamics within and across industries in the US. Industries are increasingly dominated by a small number of large firms ("superstars"). Markups, market concentration, profits, and R&D spending are increasing, whereas business dynamism,...

This paper analyzes the effects of mergers and acquisitions on the markups of non-merging rival firms across a broad set of industries. We exploit expert market definitions from the European Commission's merger decisions to identify relevant competitors in narrowly defined product markets....

This paper analyzes the effects of mergers on markups of non-merging rival firms in narrowly defined markets. Combining data from the European Commission’s market assessments in merger decisions with production data, we use recent methodological advances in the estimation of production...

This paper employs a matched firm production/innovation panel data set from Chile to explore the response of firm innovation to the increased competition arising from the China shock. In addition to covering a wider range of innovation inputs and outputs than previously possible, the data allow...