Investments in different industries are less correlated than those in different regions, S&P says.
Audit committees will focus more on risk even as the financial crisis fades, survey finds.
Fitch, Moody's see greater risk to company's business and financial profile.
Regulators prepare to throw in the towel over the May 6 intra-day plunge.
Credit swaps tied to conglomerate's financial subsidiary show much greater volatility than those of its peers.