The warnings contrast with signs of optimism in markets. “Money is dying to get back into this market but we still think you get an economic slowdown and that earnings expectations are still too high,” said Paul Christopher, head of global investment strategy at the Wells Fargo Investment Institute. By David Randall NEW YORK, Jan 25 (Reuters) - Some of Wall Street’s biggest names are throwing cold water on expectations that the U.S. economy will scrape through 2023 without a recession, even as hopes of easing inflation and resilient growth propel stocks higher.