Collaborative innovation efficiency: From within cities to between cities—Empirical analysis based on innovative cities in China

Abstract
No abstract available
Funding Information
  • Fundamental Research Funds for the Central Universities (N2124002‐02)
  • China Scholarship Council (202006270227)
  • Northeastern University (02050016201114)
  • National Natural Science Foundation of China (42071154)
  • China Postdoctoral Science Foundation (2020M680960)