4Lach, S. ,2002," Do R&D Subsidies Stimulate or Displace Private R&D? Evidence from Israel", The Journal of Industrial Economics, 50 (4) : 369-390.
5Wallsten ,S. J. ,2000, "The Effects of Government-industry R&D Programs on Private R&D: the Case of the Small Busi- ness Innovation Research Program", The RAND Journal of Economics,31 (1) :82-100.
6Antonelli, C. , 1999," The Evolution of the Industrial Organisation of the Production of Knowledge", Cambridge Journal of Economics, 23 ( 2 ) : 243 -260.
7Busom, I. ,2000 ," An Empirical Evaluation of the Effects of R&D Subsidies", Economics of Innovation and New Technol- ogy,9(2) :111-148.
8Aerts, K. , Czarnitzki, D. ,2004, Using Innovation Survey Data to Evaluate R&D Policy: The Case of Belgium, ZEW-Cen- tre for European Economic Research Discussion Paper,04-055.
9Lee, M. H. , Hwang, I. J. ,2003, "Determinants of Corporate R&D Investment : An Empirical Study Comparing Korea's IT Industry with Its Non-IT Industry", ETRI journal, 25 ( 4 ) : 258-265.
10Aerts, K. , Schmidt, T. , 2008, "Two for the Price of One? Additionality Effects of R&D Subsidies : A Comparison be- tween Flanders and Germany" ,Research Policy ,37 ( 5 ) :806-822.