Great Britain.
Timothy L. Cross
David Koitz
Tax Foundation
Tax Foundation.
Unknown Author
Helmut Wendel
Bruce D. Schobel
United States. Internal Revenue Service
Richard F. Schmidt
Donald W Kiefer
United States. Congressional Budget Office
United States. Congressional Budget Office.
Dean R. Leimer
United States. Internal Revenue Service.
Benjamin Bridges
United States. General Accounting Office
Orlo R. Nichols
Stuart F. Smith