See more of our coverage in your search results.Wholesale inflation in August saw its strongest increase in three months, largely driven by higher energy costs – as the Federal Reserve weighs whether to raise interest rates next week to stem rising prices.The Producer Price Index jumped 5.4% in August over the past 12 months, up from a 4.7% pace in July and slightly above estimates of a 5.3% pace, the Bureau of Labor Statistics said Thursday. On a monthly basis, it rose 0.4%.National average gasoline prices ...