Concentration of Sales and Assets of the Top 25 Fortune 500 Firms - 1967-90
Management and International Business
The present paper, using various indexes of concentration in business, assesses the level of concentration of the top 25 United States industrial firms reported annually by Fortune. An overall conclusion is reached that concentration increased between 1967 and 1990, most noticeably during the 1980s.
(1993). Concentration of Sales and Assets of the Top 25 Fortune 500 Firms - 1967-90. Applied Economics, 25(2), 191-197.
Available at: https://aquila.usm.edu/fac_pubs/6400