共 50 条
- [1] Spatial knowledge spillovers and university research: Evidence from Austria [J]. ANNALS OF REGIONAL SCIENCE, 2003, 37 (02): : 303 - 322
- [2] Spatial knowledge spillovers and university research: Evidence from Austria [J]. The Annals of Regional Science, 2003, 37 : 303 - 322
- [6] Value Added of Universities: Evidence From Georgia [J]. ECONOMICS BULLETIN, 2019, 39 (03): : 2184 - +
- [7] Knowledge spillovers and patent citations: Evidence from a survey of inventors [J]. AMERICAN ECONOMIC REVIEW, 2000, 90 (02): : 215 - 218