Threat of 'regime' change hits Wall Street

The stock market is in the midst of a "correction" that has taken the S&P 500 (INDEX: .SPX) negative over the past year. But the bigger concern among investors is that after years, and really decades of gains, the good times may finally be over, as the market slips into a long period of lower returns. "From a perspective of five to 10 years, I do think returns are going to be appreciably lower ...