The chief executives at the big Wall Street banks likely will be noticeably absent from next week's $38,500-a-head dinner/fundraiser for President Obama in New York City, an indication that the heads of the big firms are still hedging their bets before throwing their support to either Republicans or Democrats as the 2012 presidential election approaches, FOX Business has learned. The fundraiser, to be held at Daniel, a swanky upper-East Side eatery that caters mainly to well-to-do New Yorkers, is being hosted mainly by a coterie of private equity and hedge fund executives, many of them long-time Obama supporters. But absent...