Michael McMahon (D-N.Y.), Carolyn Maloney (D-N.Y.), and Debbie Halvorson (D-Ill.) all representing districts rife with wealthy banking and investment interests circulated a letter which read in part, ??????A $150 billion tax on financial transactions will fall on millions of hardworking Americans who are saving for their future through their 401k plans, mutual funds, pensions and other savings veh