00385pab a2200133 454500008004000000100002000040245009000060260000900150300001500159362000800174650002900182700001900211773002100230180718b2007   xxu||||| |||| 00| 0 eng d  aBottazzi, Laura  aThe international dynamics of R&D and innovation in the long run and in the short run  c2007  ap.486-511.  aApr  aResearch and development  aPeri, Giovanni  aEconomic Journal