7[1]Bhagwati, J. and V. Dehejia, 1994, "Free Trade and Wages of the Unskilled: Is Marx Striking Again," in Bhagwati, J. and M. Kosters, (eds), Trade and Wages, Washington, D.C.: American Enterprise Institute,pp. 36-75.
8[2]Finger, J.M. and M.E. Kreinin, 1979, "A Measure of′Export Similarity′ and Its Possible Uses," The Economic Journal, 89, pp. 905-912.
9[3]Glick, Reuven and Andrew K. Rose, 1998, "Contagion and Trade: Why Are Currency Crises Regional?" 13.感谢Stephen Parker为我们指出了这一点.NBER Working Paper, 6806.
10[4]Grubel, H.G. and P.J. Lloyd, 1971, "The Empirical Measurement of Intra-Industry Trade," The Economic Record, 47, pp. 494-517.