“警铃终于开始响起来了”,今年早些时候一位证人向国会参众两院联合经济委员会作证时这样说。他就是休斯敦美国生产率研究中心主任杰克逊·格雷森。他证实了一份研究报告所提出的看法:美国生产率的增长状况在恶化,这是一种“实质上的衰退”。普林斯顿大学经济系主任伯顿·马尔基尔说,生产增长率的下降是“美国经济的最根本的毛病”。生产率的状况恐怕是反映经济活力的最好的标志。不断增长的生产率归根到底是生活水平得以提高的源泉。美国资料公司的经济学家罗杰·布林南论证了人们所忽略的观点, “The bell has finally started ringing,” a witness earlier this year testified before testifying before the Senate and Senate Joint Economic Committee. He is Jackson Grayson, director of the American Productivity Research Center in Houston. He confirmed the observation made in a research report that the deterioration in the productivity growth in the United States is a “real recession.” Burton Markir, director of economics at Princeton University, said that the decline in the growth rate of production is “the most fundamental problem in the U.S. economy.” The status of productivity is probably the best indicator of economic viability. The ever-increasing productivity, in the final analysis, is the source of improved living standards. Roger Brinnen, an economist at American Data Corp., argued that people ignored the point,