U.S. stocks fell on Thursday, with Big Tech leading the declines after stronger-than-expected consumer prices data raised fears the Federal Reserve will act aggressively to counter inflation. The Labor Department data showed consumer prices leapt 7.5 percent in January on a year-over-year basis, topping economists’ estimates of 7.3 percent, leading to the biggest annual increase in inflation in 40 years. Traders are now betting the Fed will begin raising rates at its March meeting, with money markets pointing to 50 percent odds of a half point increase next month, from 30 percent before the release of the data. “CPI came in a bit on the high side, and it doesn’t suggest inflation is peaking anytime soon. It might mean the Fed could get more aggressive,” said Peter Cardillo, chief market economist at Spartan Capital Securities. Eight of the 11 major S&P 500 sectors declined in early trading, with technology stocks …