Affeldt, Pauline Luise; Duso, Tomaso; Gugler, Klaus; … - 2021 - This draft: January 20, 2021
-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 …
