Morgan Stanley says a fresh growth cycle is coming to carry stocks higher in 2026. The bank pointed to under-the-radar signs of economic growth, like rising copper prices. Strategists forecast the S&P 500 to rise 13% in 2026, one of the most bullish calls on Wall Street. The US stock market is heading for another big growth spurt. That may seem hard to believe given how high stocks have climbed in the last three years, but the market is flashing a handful of signs it's headed for a new growth cyc ...