威廉·阿瑟·刘易斯,著名的发展经济学家,1979年与西奥多·舒尔茨共同获得诺贝尔经济学奖。瑞典皇家学院贺词如是评价他在经济学领域的贡献:“刘易斯是研究发展中国家经济问题的领导者和先驱。刘易斯从二十世纪五十年代中期就开始了对发展中国家贫困及经济发展速度缓慢的内在原因的研究,他所提出的著名的‘二元经济’模型理论为他赢得了极大的声誉并引起了广泛的科学辩论,由此形成了对刘易斯原来的前提的一系列发展和补充,该模型亦被运用于实际以验证其 William Arthur Lewis, a renowned development economist, won the Nobel Prize for Economics in 1979 with Theodore Schultz. A message from the Royal Swedish Academy commented on his contribution to the field of economics: ”Lewis is a leader and pioneer in studying the economic problems of developing countries, and Lewis has been influencing the development of poverty and economic development in developing countries since the mid-1950s The slow internal cause of his research, his famous theory of ’dual economy’ model won him a great reputation and led to a wide range of scientific debate, which formed a series of developments on Lewis’s original premise and In addition, the model has also been applied in practice to verify it