The Mortgage Bankers Association this week launched a new task force to study the future of the GSEs, naming 17 industry executives from residential finance-related firms both large and small. MBA president David Stevens told Inside Mortgage Finance that his goal to have the working group publish a final working paper on what to do with Fannie Mae and Freddie Mac by mid-year 2013. “This task force is very inclusive of the industry,” said Stevens.…