促使美国人均GDP增长的各种组成要素同时都在衰退,如果想再现稳定的增长,推行有利于长期增长的改革将会非常关键一个多世纪以来,美国的长期经济增长趋势相当平稳。尽管经济、社会和政治条件都随时间推移发生了翻天覆地的变化,但是人均GDP一直保持大约2%的增长率。然而,这种平稳增长态势能否在未来 If the various elements that contribute to the per capita GDP growth of the United States are in recession at the same time, if we want to reproduce the steady growth, it will be crucial to implement reforms conducive to long-term growth. For more than a century, the long-term economic growth in the United States has been fairly steady. Despite drastic changes in economic, social and political conditions over time, GDP per capita has been growing at about 2%. However, this steady growth trend in the future