output effect of government purchases
http://www.jstor.org/pss/1837185
the equilibrium approach to fiscal policy
http://www.jstor.org/pss/1992666
Is public expenditure productive?*
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VBW-45MFS3F-2&_user=10&_coverDate=03%2F31%2F1989&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1300044052&_rerunOrigin=scholar.google&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=fec7614b6b8396023d32bc762edb57a2#m4.1
output effects of government purchases
http://www.jstor.org/pss/1837185
谢谢!!!



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