Author Affiliations +
Daniel V. Gordon1,*
1University of Calgary, Canada & University of Stavanger, Norway
*Daniel V. Gordon is currently a professor and head of the Department of Economics, University of Calgary, 2500 University Dr., NW, Calgary, AB T2N 1N4 Canada and a professor in the Department of Industrial Economics, University of Stavanger, N-4036, Stavanger, Norway (email: dgordon@ucalgary.ca).