2 papers
econ.GN2026
AI Patents in the United States and China: Measurement, Organization, and Knowledge Flows
Hanming Fang, Xian Gu, Hanyin Yan +1
We develop a high-precision classifier to measure artificial intelligence (AI) patents by fine-tuning PatentSBERTa on manually labeled data from the USPTO's AI Patent Dataset. Our…
econ.EM2025
Network regression and supervised centrality estimation
Junhui Cai, Dan Yang, Ran Chen +3
The centrality in a network is often used to measure nodes' importance and model network effects on a certain outcome. Empirical studies widely adopt a two-stage procedure, which f…