6[5]Arrow,K&M.Kurz.Public Investment,The Rate of Return and Optimal Fiscal Policy,John Hopkins University,Baltimore,MD,1970.
7[6]Aschauer,D.Is government spending productive ?,Journal of Monetary Economics,23,1989,p177-200.
8[7]Barro,R.J.Government spending in a simple model of endogenous growth,Journal of Political Economy,98,1990,p103-125.
9[8]Bassanini,A.,Scarpetta,S.,Hemmings,P.Economic Growth:The Role of Policies and Institutions,Panel Data Evidence from OECD countries,Economic Department Working Papers No.283,Organization for Economic Cooperation and Development,Paris,2001.
10[9]Diamond,J.Government expenditure and economic growth:An empirical investigation,working paper no.89/45,International Monetary Fund,Washington,DC,1989.