Wholesale prices rose less than expected in December, a positive sign for the economy amid recent market fears that inflation isn't falling as quickly as hoped to the Federal Reserve's 2% target. Tuesday's report from the Bureau of Labor Statistics showed that its producer price index (PPI) — which tracks the price changes companies see — rose 3.

U.S. producer prices rose less than expected in December as higher costs for goods were partially offset by stable services prices, suggesting inflation remained on a downward trend after progress had stalled in recent months.

US wholesale inflation unexpectedly cooled in December, helped by a drop in food costs and and flat services prices that may help temper concerns of lingering price pressures. The producer price index rose 0.