21.   The FTC and Justice Department share antitrust enforcement authority and almost always defer when the other has already begun an investigation.

22.   The Justice Department is conducting two dozen criminal investigations of alleged international price-fixing and has dramatically beefed up its staffing of international antitrust enforcement.

23.   The lawsuits mark a sea change in antitrust enforcement.

24.   The Microsoft case is only one area where government has stepped with new engery into business regulation and antitrust enforcement.

25.   The U.S. merger review will be conducted by either the FTC or the Justice Department, which share responsibility for antitrust enforcement.

26.   They feared that the WTO would politicize antitrust and foreshorten the long arm of U.S. antitrust enforcement.

27.   This former judge and law professor was once known as an apostle of the Chicago School, which questioned whether there are any economic benefits to antitrust enforcement.

28.   This is an important victory for antitrust enforcement and a sufficient basis for the government to continue pressing for a meaningful remedy in the case.

29.   To win, some experts say, the commission will need to persuade the courts to set forth new principles of antitrust enforcement.

30.   To encourage further competition, the Bush administration will have to disappoint those airlines that may be hoping for a relaxation of antitrust enforcement.