With rates so low, investors don’t have much choice for good returns outside of stocks. Margie Patel, senior portfolio manager at Wells Fargo Asset Management, said the Fed has pretty much signalled to Wall Street that it won’t allow for a big market downturn. “As long as interest rates are this low,” she said, “it’s really hard for me to see how you could have much of a correction in stocks.”

‘This is where we are’: Bubble fears are rising on Wall Street