1.   Analysts said the move made sense in a shrinking oilfield services industry, though federal regulators could have some concerns about a dominant provider of oilfield tools.

2.   And government regulators have had to bend rules to allow them to compete.

3.   And federal regulators have yet to set limits on mercury emissions.

4.   And regulators have other things to worry about, like mutual funds that attract inexperienced investors with promises of safety and then lose their money in whiz-bang derivatives.

5.   As in the United States, government regulators have the power to make or break competition.

6.   As the rules stand, vigilant state regulators at least have a fighting chance of keeping bad advisers from soliciting their residents.

7.   Because of the new federal rules, Missouri regulators now have the best picture yet of pesticide contamination.

8.   Because of improper use of child seats, regulators have required changes in the seats and the vehicles.

9.   A deal for KLM unraveled in September, and U.S. regulators have kept British Airways and American Airlines from working together as closely as they would like.

10.   But even growth regulators have drawbacks.