Robert J. Shiller
FILE - In this Oct. 14, 2013 file photo, Nobel prize-winning Yale University economist Robert Shiller smiles at a news conference in New Haven, Conn. Now, even the pros on Wall Street are asking if stock prices have shot too high. The U.S. stock market has been on a nearly nonstop rip higher since March 2020, surging roughly 70% to record heights. “You might say a bubble occurs when people think that the market is going to go up but worry that it may drop,” said Shiller (AP Photo/Jessica Hill, File)
It's not just GameStop worrying Wall Street about a bubble

By Stan Choe Feb. 02, 2021 02:06 PM EST

FILE - The "Fearless Girl" bronze sculpture looks towards the New York Stock Exchange, Thursday, Sept. 10, 2020, in New York. Most everyone along Wall Street agrees that stocks are expensive following their amazing return to records despite the still-raging pandemic. Where they disagree is whether that’s something to worry about. (AP Photo/Mary Altaffer)
Yes, stocks are pricey. But too expensive?

By Stan Choe Sep. 17, 2020 09:00 AM EDT