休闲
发表于 2025-3-23 11:38:08
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声音刺耳
发表于 2025-3-23 15:34:19
Scope and Distribution of the RA Problem,“Technological advance has probably been the major influence on the nature of the lives that we lead relative to the lives that our forebears had and our children and grandchildren will have.”
占卜者
发表于 2025-3-23 20:30:36
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nurture
发表于 2025-3-24 00:08:05
,Rheumaorthopädische Therapieoptionen,“Research firms are motivated by the prospect of monopoly rents that can be captured when a successful innovation is patented. But those rents will be destroyed by the next innovation… ”
悲痛
发表于 2025-3-24 04:03:15
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Indigence
发表于 2025-3-24 09:41:13
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adequate-intake
发表于 2025-3-24 13:59:20
Sources of productivity growth at the sectoral level,“Technological advance has probably been the major influence on the nature of the lives that we lead relative to the lives that our forebears had and our children and grandchildren will have.”
antenna
发表于 2025-3-24 17:55:07
International sectoral spillovers,“A key economic issue is whether poor countries or regions tend to grow faster than rich ones: are there automatic forces that lead to convergence over time in the levels of per capita income and product?”
浅滩
发表于 2025-3-24 20:47:05
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Feckless
发表于 2025-3-25 01:52:54
Endogenous innovations in a model of the firm,“… we believe that most technological progress requires, at least at some stage, an intentional investment of resources by profit-seeking firms or entrepreneurs.” .