This handout photo provided by the Brookings Institution, taken Jan. 13, 2012, shows Gary Burtless of the Brookings Institution speaking in Washington. If the gap between haves and have-nots is the defining issue of President Barack Obama’s second term, his health care overhaul was its first-term counterpart. Now it turns out the two are linked: new research shows that Obama’s health care law will significantly boost the economic fortunes of people in the bottom fifth of the income ladder. Obama may be hard pressed to top his first-term accomplishment. (AP Photo/Ralph Alswang, Brooking Institution)