OPEN MARKET OPERATIONS EXPLAINED; REVOLVING DOOR: GOLDMAN LATER EMPLOYS FED OFFICIALS; GOLDMAN SACHS LEARNS ABOUT "QUANTITATIVE EASING"; FED INTERNS CARRYING MONEY; QE INCREASES PRICES OF EXPENSIVE SUITS AND LEADS TO INFLATION; FEDERAL RESERVE PRINTS A BUNCH OF MONEY; GOLDMAN SACHS RECEIVES A CALL FROM THE FED; FED BUYS GOLDMAN SACHS' BONDS WITH NEW MONEY