You’re seeing more than a few empty seats at Wrigley Field these days. Meanwhile, the Sox are soaring, but they stilll don’t out-draw the Cubs. And the Bears are gearing up for what could be the last season before a long strike-induced break. At the intersection of sports and economics, who wins and losses doesn’t always translate to dollars and cents. Author and historian Richard Lindberg, and ESPN.com’s Lester Munson check in on Chicago sports piggy bank.