美国7月费城联储制造业指数 15.9，预期-1，前值-4。

Core Insights - The Philadelphia Federal Reserve's manufacturing index for July is reported at 15.9, significantly higher than the expected value of -1 and the previous value of -4 [1] Summary by Category Economic Indicators - The manufacturing index indicates a positive shift in the manufacturing sector, moving from a contraction (previous value of -4) to expansion (current value of 15.9) [1] - The expectation of -1 suggests that analysts were anticipating continued weakness in the manufacturing sector, making the actual result a notable surprise [1]