By Lewis Krauskopf NEW YORK (Reuters) – Investors’ hopes are running high to start 2024, which could set up U.S. stocks for a rocky stretch if some expectations are not met. Despite a shaky start to the year, the S&P 500 stands only around 2% below a fresh record high. Most investors have maintained a rosy view on everything from the U.S. economy and corporate profits to the Federal Reserve’s monetary policy trajectory. For example, the narrative of resilient growth and gradually cooling inflation that helped boost the S&P 500 to a 24% gain last year has become the consensus view among investo…