-merger HHI, is larger than reported in the extant literature (at least) by a factor of ten. We also show that concentration has …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 …

-merger HHI, is larger than reported in the extant literature (at least) by a factor of ten. We also show that concentration has …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 …

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 …

In the last two decades, over 75% of U.S. industries have experienced an increase in concentration levels. We find that … firms in industries with the largest increases in product market concentration have enjoyed higher profit margins and more … firms, factors that account for foreign competition, as well as to the use of alternative measures of concentration. We also …

states in Guideline 11 that the structural presumption threshold applies to labor market concentration, while also suggesting … that a stricter threshold may be warranted in labor markets. The post-merger Herfindahl-Hirschman Index (HHI) that defines … benefit if the agencies lowered the HHI threshold further - to 1500 or 1000. (4) Worker welfare is central to the 2023 draft …