Charles Frederick Keithahn attended the University of Chicago where he received his B.A. (1963) in economics and statistics and his M.A. (1966) in economics. Starting in 1965, Keithahn taught economics at Kansas State Teachers College (now Emporia State University) and later at Ottawa University, Ottawa, Kansas. He went on to receive his Ph.D. (1973) in economics from Iowa State University. Keithahn was hired by the Federal Trade Commission where he worked as a senior research economist (1973-1978) in the evidence division.
From the description of Papers, 1929-1992, undated. (Iowa State University). WorldCat record id: 758653597