8NASIEROWSKI WARCELUS F J.On the efficiency of national innovation systems[J].Socio Economic Planning Sciences,2003(37):215-234
9VITNER G,ROZENES S,SPRAGGETT S.Using data envelope analysis to compare project efficiency in multi-project environment[J].International Journal of Project Management,2006,24(4):323-329
10WATCHARASRIROJ B,TANG J C S.The effects of size and information technology on hospital efficiency[J].Journal of High Technology Management Research,2004,15(1):1-16
