hazard
发表于 2025-3-28 17:39:09
http://reply.papertrans.cn/19/1809/180886/180886_41.png
通便
发表于 2025-3-28 18:51:57
http://reply.papertrans.cn/19/1809/180886/180886_42.png
不易燃
发表于 2025-3-28 23:36:37
Economies of Scale without Intertemporal Links,not many suppliers can compete, and thus competition may not work properly. This is the traditional view. Bain’s analysis on barriers to entry due to economies of scale reinforced this traditional view. Some research on the regulation of natural monopoly has recently cast some doubt on it. Economics
王得到
发表于 2025-3-29 06:02:01
http://reply.papertrans.cn/19/1809/180886/180886_44.png
Anticoagulant
发表于 2025-3-29 10:11:04
http://reply.papertrans.cn/19/1809/180886/180886_45.png
钢盔
发表于 2025-3-29 14:33:24
http://reply.papertrans.cn/19/1809/180886/180886_46.png
金丝雀
发表于 2025-3-29 18:55:10
http://reply.papertrans.cn/19/1809/180886/180886_47.png
安抚
发表于 2025-3-29 21:53:27
Barriers to Entry in Progressive Industries I: Strictly Sequential Innovations,onomically characterized by substantial activities on level III, as was defined in the introductory chapter 1. Research and development obviously are part of level III activities. But a large proportion of the quite substantial marketing effort in these industries are also level III activities. This