I can't stand football curved approve generic tretinoin cream 0.1 cloak Rosner of Graham Fisher says the Fed could have avoided any appearance of conflict of interest if it had hired its own traders. But the central bank had never bought agency MBS on such a scale, and it decided it needed help. It turned to the pros: Pimco, Goldman, BlackRock and Wellington, all of which were selected through competitive bidding. Together, they set up operations to buy agency MBS for the Fed, starting in January 2009.