Wholesale prices rose far more than expected in July, providing a potential sign that inflation is still a threat to the U.S. economy, a Bureau of Labor Statistics report Thursday showed.The producer price index, which measures final demand goods and services prices, jumped 0.9% on the month, compared with the Dow Jones estimate for a 0.2% gain. It was the biggest monthly increase since June 2022.Excluding food and energy prices, core PPI rose 0.9% against the forecast for 0.3%. Excluding food, ...