00365nam a2200133Ia 4500020001500000082001900015100002100034245004400055260003600099300002100135490006500156500000500221700000500226  a3540425284  a332.6bH816.IR  aHornung, Dietmar  aInvestment, R & D and long-run growthb  aNew YorkbSpringer-Verlagc2002  axvi, 194p. Bibl.  aLecture notes in Economics and Mathematical Systemsv v. 509  a  a