Meyers, J.G., and L. Nakamura. "Energy and Pollution Effects on Productivity: A Putty-Clay Approach," in John Kendrick, ed., New Developments in Productivity Measurement and Analysis, Chicago: University of Chicago Press for National Bureau of Economic Research, 1980.

This widely cited study was among the first to argue that increased environmental regulation and the associated capital expenditures might improve productivity by increasing capital turnover and encouraging innovation.