美国3月营建支出环比 -0.5%，预期 0.2%，前值 0.7%。

Core Insights - U.S. construction spending in March decreased by 0.5% month-over-month, falling short of the expected increase of 0.2% and down from a previous value of 0.7% [1] Summary by Category - Construction Spending - March construction spending showed a decline of 0.5% compared to the previous month [1] - The actual figure was below market expectations, which anticipated a growth of 0.2% [1] - This marks a decrease from the prior month's increase of 0.7% [1]