Ashenfelter, Orley; Hosken, Daniel S.; Weinberg, Matthew - 2021
The challenge of effective merger enforcement is tremendous. U.S. antitrust agencies must, by statute, quickly forecast … empirical basis for antitrust enforcement, and provides guidance on the key measurement issues researchers confront in … estimating the price effects of mergers. We also describe how evidence from merger retrospectives can be used to evaluate the …