7月31日电，美国第二季度劳工成本指数季率为0.9%，预期0.8%，前值0.9%。

Group 1 - The core point of the article is that the U.S. labor cost index for the second quarter increased by 0.9%, which is higher than the expected 0.8% and matches the previous value of 0.9% [1]