White Mountains Insurance Group Ltd has filed a federal lawsuit against peer Allstate Corp over the 2011 sale of the online auto insurer Esurance, alleging that Allstate inappropriately lowered the final purchase price.

White Mountains Insurance Group Ltd has filed a federal lawsuit against peer Allstate Corp over the 2011 sale of the online auto insurer Esurance, alleging that Allstate inappropriately lowered the final purchase price.

Berkshire Hathaway Inc Chief Executive Warren Buffett has said he has completed final radiation treatment for prostate cancer, the Omaha World-Herald newspaper reported on Saturday.

Half of the chief financial officers at property insurance companies say they are near their limit for investment risk, yet roughly a third expect to become more aggressive in the next year, according to a study released on Monday that underlines the challenges that low interest rates pose to insurers.

Half of the chief financial officers at property insurance companies say they are near their limit for investment risk, yet roughly a third expect to become more aggressive in the next year, according to a study released on Monday that underlines the challenges that low interest rates pose to insurers.

The catastrophe bond sector is likely to grow by 25 percent in 2012, reaching $6-7 billion in issuance by the end of the year - matching a previous record set in 2007, investors say.

The catastrophe bond sector is likely to grow by 25 percent in 2012, reaching $6-7 billion in issuance by the end of the year - matching a previous record set in 2007, investors say.

U.S. health insurance premiums have climbed faster than wages and inflation this year, and look poised to accelerate in 2013, adding to voter concerns about soaring healthcare costs ahead of November elections for the White House and Congress.