填料 发表于 2025-3-26 21:11:01
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http://reply.papertrans.cn/103/10269/1026846/1026846_32.pngfibula 发表于 2025-3-27 09:16:52
First, Second or Third Best?,he necessary conditions difficult in a market economy is monopolistic power, which is quite impossible to eliminate in the presence of increasing returns to scale characteristic of many sectors in the economy. The presence of external effects (Chapter 7) makes things even more complicated. In princiDiscrete 发表于 2025-3-27 13:19:59
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