New data reveal differences in billings for similar procedures and overbilling trends exactly the kinds of situations employers are attempting to control.

Todays reforms fundamentally change the way that money-market funds operate, said SEC Chair Mary Jo White.

Some health care experts believe reference pricing, the strategy used to help the California Public Employees Retirement System save about 30 percent of their costs, is a potential solution to the out-of-control health care spending in the U.S.

UnitedHealth Group Inc. will lead an industry effort to throw a spotlight on the prices paid for health care services, making their costs available to consumers on the Internet.