Jimmy B. Prince
United States. Congress. Joint Economic Committee
Jürgen Wixforth
Jonathan Schwarz
A. I︠U︡ Sotnikov
John B. Shoven
Colombia. Ministerio de Hacienda y Crédito Público
Bulgaria.
Klara Oppenheim
Minnesota. Dept. of Public Service.
United States. Congress. House. Committee on Rules.
Paul J. Lesti
Kenneth E. Quindry
University of Virginia. Bureau of Population and Economic Research.
John H. Savage
Charles François Bouche