WP 26-22 – Industry output deflators often miss quality improvements. For these industries, measured productivity growth is understated. Correcting for this strengthens the estimated link between industries' innovation and later productivity growth.

WP 26-19 – This paper argues that mismeasured price indexes account for much of the apparent weakness in U.S. manufacturing productivity. Adjusting for quality improvements raises annual productivity growth estimates by up to 0.8 percentage point.

WP 26-14 – Averaging economists’ predictions boosts accuracy, and our theory shows how quickly those improvements accumulate.