Massachusetts Mutual Life Insurance Co. has agreed to buy The Hartfords retirement plans business for $400 million.

Critics claim San Jose firefighters and police are using a disability loophole to receive pension funds and early retirement.

Cigna said late last week it paid $305 million to purchase American Financial Groups supplemental insurance business, making the health care giant one of the biggest supplemental health insurance companies.

U.S. companies got more output from their workers this spring than initially thought. Productivity rose at a modest 2.2 percent annual rate in the April-June quarter, largely because employers cut back sharply on hiring.