Alopecia-Areata 发表于 2025-3-23 11:22:05
https://doi.org/10.1007/978-1-349-06358-1economics; equilibrium; microeconomics; tradejovial 发表于 2025-3-23 17:19:38
A. Ingham and A. M. Ulph 1984Proponent 发表于 2025-3-23 20:19:31
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http://reply.papertrans.cn/27/2651/265048/265048_14.pngMORPH 发表于 2025-3-24 02:52:51
https://doi.org/10.1007/978-3-642-91472-0Consider an economy of which the following statements are true:神刊 发表于 2025-3-24 09:38:50
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On the Transition from an Exhaustible Resource Stock to an Inexhaustible Substitute,. Sooner or later the country must look to the sun rather than its oil wells as its primary or only source of energy. Both the extraction of oil and the harnessing of the sun may be costly. In particular, the production of solar energy may entail set-up costs as well as conventional scale-dependent costs..pacific 发表于 2025-3-25 00:42:49
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