Analysis: Big insurers wary of entering new Obamacare markets

By Caroline Humer NEW YORK (Reuters) – The nation's largest health insurers are far from leaping at the chance to join new state health insurance exchanges under President Barack Obama's reform law, making it likely that some markets will have little or no competition next year. These new insurance marketplaces are due to open their doors on October 1 to enroll millions of Americans who have not been able to buy coverage on their own. …