美国从事质量研究的专家约瑟夫·乔兰于1993年8月15日在《华盛顿邮报》上撰文,评论美国和日本在产品质量管理上的主要差异,并对美国公司就如何提高产品质量提了一些建议。 该文的主要观点如下: Joseph Qiaolan, an expert on quality research conducted by the United States, wrote an article in The Washington Post on August 15, 1993, commenting on major differences in product quality management between the United States and Japan and raising the question on how American companies can improve product quality some advices. The main points of the paper are as follows: