我们学校的Science Direct上面的货币经济学期刊上下不到1989年的文章,哪们大侠有这两篇文章,请发给我.

      感激涕零!!!

David Alan Aschauer, 1989. Is government spending productive?. Journal of Monetary Economics 23, pp. 177–200

David Alan Aschauer, Does public capital crowd out private capital?, Journal of Monetary Economics, Volume 24, Issue 2, September 1989, Pages 171-188