The increasing availability of statistical information on the characteristics and growth of the broadcasting industry have led to a surprisingly small number of studies that attempt to find relationships between the various factors that contribute to an understanding of the economics of broadcasting. The following study is an attempt to use these data to provide indices of broadcasting's growth over the past 30 years. Paul H. Wagner is Associate Professor in the School of Journalism at Ohio University, and has served as a member of the research committees of both the RTNDA and the APBE.