Liberty Mutual's third-quarter net income jumped to $265 million from $6 million for the period last year thanks to improvements in investment income and a benign hurricane season, the company's chief executive said.

Reversing a downward trend, the frequency of medical malpractice claims against hospitals is rising, an insurance brokerage and risk management group has found.

New York Attorney General Andrew Cuomo announced the creation today of a new system that will establish more objective rates for the nation's health insurers to charge for out-of-network medical treatment.

A report on the recession-challenged ocean marine insurance industry says that specialists in the business far outperform generalist property and casualty insurance firms.