When I wrote my book on EMU four years ago (Kenen 1995), very little had been written on the international dimensions of EMU. There was a chapter in the Commission's path-breaking study (European Commission, 1990). There were papers by Alogoskoufis and Portes (1991, 1992), Cooper (1992),...

Efficiencies have yet not played a prominent role in American merger enforcement policy, although the federal antitrust agencies and the courts have recognized efficiencies as a factor in merger analysis that may tilt the balance in an otherwise anticompetitive transaction. A review of the...