Latest Update: Feb 23th, 2026 

Working Papers

• Producer Services in China, 2026. (JMP)
  Xing HU, Ming LI, and Hongsong ZHANG
  

• Returns to Scale, Productivity, and Markup: Revisit the Export Premium, 2026. (Submitted)
  Xing HU, Yangting JIANG, and Hongsong ZHANG
  

• Market Access through Production Networks: Impact of Highway Development on Firm Performance, 2026.
  Guojun HE, Xing HU, Shengyu LI, and Hongsong ZHANG
  

• Separating Markups from Markdowns without Material Prices, 2026. (Draft available upon request)
  Xing HU
  

Selected Work in Progress

• The Rise (and Fall) of Chinese Manufacturing Firms: Efficiency versus Market Power

• How Reliable Is Inference in Staggered Difference-in-Difference
  

Conference Presentations

• China Center for Economic Research Summer Institute
  (in Peking University , Beijing, China, Jun 14-15, 2025)(Beijing)

• The 14th Annual Meeting of China Trade Research Group
  (in Lingnan University , Hong Kong SAR, China, Dec 6, 2024)
  

• The Asian Meeting of the Econometric Society
  (in Zhejiang University , Hangzhou, China, Jun 28-30, 2024)
  

• The North American Summer Meeting of the Econometric Society
  (in Vanderbilt University, Nashville, United States, Jun 13-16, 2024)
  

• The 11th Hong Kong Economic Association Biennial Conference
  (in the University of Hong Kong , Hong Kong SAR, China, Dec 14-15, 2023)
  

• The Annual Meeting of the Latin American and the Caribbean Economic Association (LACEA) and the Latin American Meeting of the Econometric Society (LAMES)
  (in The Pontificia Universidad Javeriana, Bogotá, Colombia, November 16-18, 2023)
  

• The 6th China Opening and Development Research Forum
  (in Huazhong University of Science and Technology, Wuhan, China, July 1-2, 2023)