| Portland, as an another type of American High-tech Industry District, which started from the middle of 20th century, became one of American famous High-tech Industry Districts centered in high-tech after its development of recent half century. The success of Portland broke the traditional developing model of High-tech Industry District, which is based on celebrated universities. Portland made it without the existence of famous universities. The dissertation tries analyzing the Portland's special developing model, especially about how they making a success in the condition of no famous universities.The dissertation goes as follows. Introduction gives a brief account of academic achievement in American High-tech Industry District study, especially about Portland's. Besides, an introduction of Portland's development before World WarⅡis also included. Chapter one chooses some outstanding companies in Portland and reviews the high-tech industry situation of Portland from World WarⅡto 1980s from the point of enterprise foundation. Chapter two inspects the high-tech of Portland region from 1990s to today from the aspects of rapid growth of high-tech employment, export of high-tech products, improvement of specialization extent and innovation ability. Chapter three is the core of this dissertation, which discusses the causes of Portland high-tech's success. Among the factors that promote the success of Portland high-tech, enterprises play the critical roles. Chapter four is the conclusion, where I put forward some typical significance and experience of Portland High-tech Industry District. |
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