国民经济研究局-从搭便车者到创新者:中国药物开发的崛起(英)-2026.3
聚焦国民经济研究局-从搭便车者到创新者:中国药物开发的崛起(英)-2026.3。All analyses are conducted at the disease-country-year level, and include disease-by-country fixed effects to absorb time-invariant heterogeneity in country- and disease-specific demand and comparative advantage, along with year (and disease-year) fixed effects to account for global temporal shocks.