Fox Business/YouTube Moneywise and Yahoo Finance LLC may earn commission or revenue through links in the content below. In 2024, the momentum in the U.S. stock market appeared relentless. After a remarkable surge of approximately 26% in the S&P 500 in 2023, the index climbed another 36% in 2024, despite some temporary setbacks earlier in the year. Amid this bullish backdrop, Jim Grant, editor of Grant’s Interest Rate Observer, issued a pointed caution for investors, suggesting that they consider the po ...