求JSTOR 文献一篇

Griliches Z (1979)

Issues in assessing the contribution of research and development to productivity growth.

 Bell Journal of Economics 10: 92–116

连接http://www.jstor.org/pss/1831431

谢谢帮忙

[此贴子已经被作者于2009-3-29 9:20:35编辑过]