| Sourced From Futuresmag.com |Patrick Birley kicks off most workdays with a brisk, life-affirming run along the Thames near the Tower of London.“It puts you in a great mood,” he says. “And it keeps you there all day.”Running a booming business can also put you in a good mood, and Birley has nailed that down as well. He runs the European Climate Exchange (ECX), which leads the world in futures and options on carbon credits: financial instruments that measure the degree to which emitters of green