market shares and substantial shareholdings, we calculate the impact of common ownership on effective market concentration … concentration by 21 percent. Our estimates imply that if listed firms seek to maximise the value of their investors’ portfolios …

An increasing body of empirical evidence is documenting trends toward rising concentration, profits, and markups in … many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market … scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post …

1990-2014 period, we evaluate how consistently arguments related to structural market parameters – dominance, concentration …’s competitive concerns are also correlated with concentration and the more so, the higher the entry barriers and the risks of …