Saghafi, Massoud M.; Attaran, Mohsen - In: Eastern Economic Journal 16 (1990) 2, pp. 125-132
The industrial organization literature has reached the conclusion that the U.S. economy has been moving toward more competition and less concentration in the postwar period. In this study, the authors show that this claim, though accurate through the 1970s, does not hold in the 1980s. The...