Goldman Sachs has quietly dropped a rare stock market forecast, which stretches all the way to 2035, while delivering a twist most U.S. investors won’t love. Following a decade that has been defined by tech-fueled gains along with expanding valuations, Goldman feels the next decade will look remarkably different. The bank forecasts just a 6.5% annual return for the S&P 500, a stark contrast from the typical double-digit run to which most investors have become accustomed. Earnings, and not multiple expan ...