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External Economies in Market Equilibrium
Jeong,Ki-Jun 慶南大學校法學硏究所 1967 經濟論集 Vol.6 No.3
The terms, external economies and external diseconomies are used in various contexts. But it can be said that external economies (technical) are realized if an expansion of the jth firm's output effects (1) total cost or (2) marginal cost of the ith firm in the same industry, its output level remaining constant.