Access Statistics for Zheng Yan

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
R&D inputs and productivity growth in China 1 1 1 83 1 1 1 248
Total Working Papers 1 1 1 83 1 1 1 248


Statistics updated 2025-09-05