scholarly journals Revisions in Utilization-Adjusted TFP and Robust Identification of News Shocks

2020 ◽  
pp. 1-45 ◽  
Author(s):  
André Kurmann ◽  
Eric Sims

This paper documents large revisions in a widely-used series of utilization-adjusted total factor productivity (TFP) by Fernald (2014) and shows that these revisions can materially affect empirical results about the effects of news shocks. We trace these revisions to changes in estimated factor utilization that are evocative of cyclical measurement issues with productivity. We propose an alternative identification that is robust to these measurement issues. Applied to U.S. data, the shock predicts delayed productivity growth while simultaneously generating strong responses of novel indicators of technological innovation and forward-looking variables. The shock does not lead to comovement in macroeconomic aggregates.

2017 ◽  
Vol 107 (10) ◽  
pp. 3243-3249 ◽  
Author(s):  
Danilo Cascaldi-Garcia

Kurmann and Otrok (2013) establish that the effects on economic activity from news on future productivity growth are similar to the effects from unexpected changes in the slope of the yield curve. This comment shows that these results become substantially weaker in the light of a recent update in the utilization-adjusted total factor productivity series produced by Fernald (2014). (JEL E23, E32, E43, E52, G12)


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