共 11 条
- [8] Entry deterrence and innovation in durable-goods monopoly [J]. EUROPEAN ECONOMIC REVIEW, 2003, 47 (06) : 1011 - 1036
- [9] Returns to Scale in Research and Development: What Does the Schumpeterian Hypothesis Imply?[J] . Franklin M. Fisher,Peter Temin.Journal of Political Economy . 1973 (1)
- [10] Opportunity and Market Structure:New Evidence on Some Schumpeterian Hypotheses. Richard C.Levin,Wesley M.Cohen,David C.Mowery. The American Economist . 1985