铜I.A.Clay 在去年的文章中预测在1980年美国必定发生经济衰退;的确,早在1979年第三季度产量就达到了最高峰。在1980年上半年中产量缓慢下降,而在欧洲产量实际上直至1979年第一季度才达到最高峰,但是另一方面却在春季(4—5月)非常突然地下降了,产量减少。在第三季度,美国经济呈现出使某些人庆贺其复苏 Copper I.A.Clay predicted in last year’s article that there must be a recession in the United States in 1980; indeed, its output reached its peak as early as the third quarter of 1979. Production slowed down in the first half of 1980, while in Europe production actually peaked in the first quarter of 1979, but on the other hand it dropped very suddenly in the spring (April-May) and production declined. In the third quarter, the U.S. economy has shown some to celebrate its recovery