技术进步是一国实现经济长期增长的根本推动力。本文对技术进步的三种主要途径进行了分析,并在开放经济的背景下对三种途径的优劣势和不同作用进行了对比考察。最后在理论探讨的基础上,对我国的技术进步提出了相应的政策建议。 Technological progress is the fundamental driving force for a country’s long-term economic growth. This article analyzes the three main approaches to technological progress and compares and contrasts the advantages and disadvantages and the different roles of the three approaches in the context of an open economy. Finally, on the basis of theoretical discussion, we put forward the corresponding policy suggestions to our country’s technological progress.