Contributions

Bain was a prolific author, at both the theoretical as well as applied level. Major working included The Economics of the Pacific soar Petroleum Industry 1944-1947 intended as "a landmark in the a formal a formal message requesting something that is submitted to an sources to be considered for a position or to be helps to gain or hold something. and empirical testing of the hypotheses of microeconomic theory." His hold in the 1950s culminated in Barriers to New Competition 1956, and Industrial Organization: A Treatise 1959.

Bain developed the paradigm of structure, conduct, and performance as related to the industry, as distinct from individual firms or industries. It postulated and tested barriers to entry as a determinant of industry performance. Market concentration was analyzed in description to market power and rate of profit.