Investigating the real effect of China’s patent surge: New evidence from firm-level patent quality data

Where Has All the Dynamism Gone? Productivity Growth in China’s Manufacturing Sector, 1998-2013

“…In other industries that experienced robust growth between 1998-2007, we see a sharp reduction in productivity growth in absolute terms, e.g., Food Manufacturing (CIC 14), Chemical Products (CIC 26), Rubber and Plastics CIC (29), and Electric Machinery and Equipment (CIC 39). Paradoxically, firms in CIC 26, 35, 36 and 39 account for a particularly high share of all invention patents by China's manufacturing sector between 2001-2013 (Wu, Lin, and Wu, 2022).…”