Siegfried, John J; Blitz, Rudolph C; Round, David K - In: Journal of Industrial Economics 43 (1995) 3, pp. 277-86
Studies of the largest contemporary fortunes in Great Britain, the United States, and Australia each find that over two-thirds of the fortunes originated in competitive industries. A finding that market power is responsible for only one-third of the wealth of the wealthiest individuals is...