But, putting such successes aside, the point of industrial policy is not to pick winners at all. Rather, successful industrial policies identify sources of positive externalities – sectors where learning might generate benefits elsewhere in the economy.
但是，除却这些成功不谈，产业政策的要点决非挑选赢家。相反，成功的产业政策要识别具有正外部性的资源——即本部门学习可能给经济的其他部门带来好处的部门。