In an important paper, Diebold and Rudebusch (1991) find that, despite good performance for post revision historical versions, the U.S. Index of Leading Economic Indicators (LEI) fails to improve forecasts in real time out-of-sample tests. This paper revisits the issue of real-time performance...

This paper reports real-time out-of-sample tests of the ability of the U.S. Index Leading Economic Indicators (LEI) to forecast the economy using "composition-changing" "as-published" versions of the LEI. It is an extension of recent work that focused on forecasts with a "composition-constant"...

A study of business cycles defined as sequences of expansions and contractions in the level of general economic activity does not require trend estimation and elimination, but a study of growth cycles defined as sequences of high and low growth phases does. Major cyclical slowdowns and booms...