Summary: April 16 (Bloomberg) -- John Tommasi, a senior lecturer in economics at Bentley University in Waltham, Massachusetts, discusses a rebound in the markets on the day after the S&P 500 sank 2.3 percent as explosions near the finish line of the Boston Marathon killed three people. Tommasi talks with Bloomberg's Pimm Fox and Courtney Donohoe on Bloomberg Radio's "Taking Stock." Bentley University is a strategic partner with Bloomberg Radio. (Source: Bloomberg)
