一、发展的四个阶段及其面临的问题是什么?简略地说,发展经历了四个阶段,四个阶段分别面对供给不足、需求不足,滞涨风险和生态危机等四个问题。所谓的发展研究是针对这四个问题顺序展开的。1.应对供给不足供给不足的主要原因是劳动生产率低下。劳动生产率的提高可以从激发劳动者的内在动力、提高劳动者的劳动技能和对劳动 First, the development of the four phases and what are the problems? Briefly speaking, the development has gone through four stages, four stages are facing four issues: supply shortage, lack of demand, stagflation risk and ecological crisis. The so-called development study is conducted in the order of these four issues. 1. The main reason for the inadequate supply of coping is the low labor productivity. The improvement of labor productivity can be stimulated from the internal motivation of workers to improve the labor skills of workers and labor