Prepare for the S&P 500 to plunge 23% by mid-2024
JPMorgan's head of technical strategy sees the S&P 500 falling by 23% to 3,500 points by the middle of next year.Brendan McDermid/ReutersThe S&P 500 is likely to tumble 23% to 3,500 points by mid-2024, JPMorgan's charts guru…