Increasing returns, imperfect competition and the positive theory of international trade
作者： Paul Krugman
DOI:
关键词: Returns to scale 、 Imperfect competition 、 Economics 、 Monetary economics 、 Positive political theory
摘要: … the ground covered by Elhanan Helpman's ground-breaking … of Helpman and Krugman (1985). At the same time, since … ed., Imperfect competition and international trade (MIT Press, …
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