Before revision: Based on endogenous economic growth models and the panel data of 31 regions in China, this paper explores the following four questions: Do spatial knowledge spillovers among regions exist ? Do spatial knowledge spillovers promote regional innovative activities ? What is the radiation range of spatial knowledge spillovers? Do external knowledge spillovers affect the evolution of regional innovations in the long run ?
After revision: Based on endogenous economic growth models and the panel data of 31 regions in China, this paper explores the following four questions: Do spatial knowledge spillovers among regions exist ? Do spatial knowledge spillovers promote regional innovative activities , and whether external knowledge spillovers affect the evolution of regional innovations in the long run ?