Policymakers must periodically reassess their efforts and promptly abandon failures. There will be hits and misses, but, if officials consistently ask the right three questions, their chances of success will be much higher.
促进产业发展是一个复杂的挑战。政策制定者必须定期重新评估自身的举措并及时放弃失败案例。成功与失败都是可能的，但如果官员们能坚持用那三个问题作为标准的话，他们成功的几率会更高。