The conference board leading economic indexยฎ (lei) for the us plunged in april the conference board leading economic indexยฎ (lei) for the us fell sharply by 1. 0% in april 2025 to 99. 4 รขโ‚ฌยฆ The conference board lei for the us declined in september, after also contracting in august. Meanwhile, the conference board cei for the us rose slightly in september after remaining รขโ‚ฌยฆ