Technical problems were to be expected on opening day of the health care exchanges. But if they don't end soon, it could mean problems for Obamacare.

Nearly 1 million employees could end up voluntarily leaving their jobs when health exchanges open on January 1, according to a new report from Columbia and National Bureau of Economic Research.

California is the biggest state to unveil details of health-insurance plans to be sold on a state-run exchange. The policies provide a first look at the affordability — and future — of the Affordable Care Act.

Now that President Barack Obama has been re-elected, it's time to get to work. Two pressing issues: moving forward with the Affordable Care Act and the looming fiscal cliff.

It will decide whether it's legal to force people to buy health insurance. Big and small businesses hang in the balance.