NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH
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Productivity, Safety, and Regulation in Underground Coal Mining: Evidence from Disasters and Fatalities

Gautam Gowrisankaran, Charles He, Eric A. Lutz, Jefferey L. Burgess

NBER Working Paper No. 21129
Issued in April 2015, Revised in February 2018

---- Acknowledgments ----

We thank Allan Collard-Wexler, Price Fishback, Sebastian Fleitas, Jonah Gelbach, Ashley Langer, Derek Lemoine, Todd Sorensen, Elie Tamer, Bob Town, Tiemen Woutersen, and seminar attendees for helpful comments; Anatolii Kokoza for research assistance; and Jaime Duque and other data analysts at the MSHA for their assistance with MSHA data. We acknowledge financial support from a Science Foundation Arizona Grant on Sustainable Development of Critical Earth Materials. A previous version of this paper was distributed under the title “Productivity, Safety, and Regulation in Coal Mining: Evidence from Disasters and Fatalities.” The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.

---- Disclosure of Financial Relationships for Gautam Gowrisankaran ----

I currently receive funding from the Alpha Foundation for the Improvement of Mine Safety and Health for a research project entitled "Implementation of Risk Management Programs: Identification of Best Practices to Reduce Injuries and Maximize Economic Benefits." My role is co-PI.

I also currently receive funding from the National Science Foundation for a research project entitled "Bargaining in Bilateral Oligopolies with Application to the Health Sector." My role is PI.

---- Disclosure of Financial Relationships for Charles He ----

I currently receive funding from the Alpha Foundation for the Improvement of Mine Safety and health as a Research Assistant.

---- Disclosure of Financial Relationships for Jefferey L. Burgess ----

I was also funded by a grant from the Alpha Foundation to evaluate current mining risk management interventions. However, this funding was not used for the submitted manuscript and I do not believe that it poses a conflict of interest.

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