[求助]谁现在能用JSTOR？帮忙查一篇文献，谢谢！

我也想求同学在JSTOR数据库中帮忙查找几篇文章，不胜感激！

1. Reinganum, Jennifer F.，1983.Uncertain Innovation and the Persistence of monopoly American Economic Review .73(4), 741-748

2. Pavitt，K，Robson，M.，Townsend，J.1987.The size distribution of Innovating firms in the UK:1945-1983 Journal of Industrial Economics 35(l)，291-3 16.

3. D ’Aspremont, C, Jacquemin, A., 1988. Cooperative and non-cooperative R&D in duopoly with spillovers American Economic Review 78, 1133-1137

楼主麻烦给我传一下我的邮箱m7025y@163.com

Common Trends and Common Cycles

F Vahid, RF Engle, San Diego University of … - INTERNATIONAL LIBRARY OF CRITICAL WRITINGS IN ECONOMICS, 2002 - ideas.repec.org