But the stifling work rules remained and so, of course, did safety constraints and also antitrust concerns preventing mergers.

By preventing certain mergers; by encouraging others, I have gained control of industries, so effectively that no one can trace my schemes.

Although the F.T.C. can try to prevent mergers, federal judges have generally not been convinced of the threat of rising prices.

PEF began a series of public protests and a legislative lobbying effort to prevent the closures and mergers.

United States laws, like those of many other nations, prevent outright mergers of domestic and foreign airlines.

Mario Monti, the European commissioner for competition, has already prevented several big mergers.

Antitrust concerns could also prevent such mergers.

Prior to the merger, interstate banking was illegal in Texas and many other states, which effectively prevented such cross-border mergers.

Maintain Competition: Prevent anticompetitive mergers and other anticompetitive business practices in the marketplace.

The Clayton Act 1914 attempted to fill this gap by giving jurisdiction to prevent mergers in the first place if would "substantially lessen competition".