The impacts of generic dairy advertising on retail, wholesale, and farm dairy markets are estimated in this study at the national level. The results indicate that generic dairy advertising had a major impact on retail, wholesale, and farm markets for the dairy industry. The main conclusion of the study is that farmers are receiving a high return on their investment in generic dairy advertising, i.e., an average rate of return of $3.40 for every dollar invested over the period 1984-95. Moreover, the return on investment in advertising was higher in the most recent year, almost double the average for the previous 11 years.