Research

Publications

1. Daphne Chang, Roy Chen, Erin Krupka & Zhewei Song. (2024). “Do Policy Instruments That Restrict Social Identity Expression Increase Economic Cooperation?” European Economic Review, 104847.

Working Papers

2. Zhewei Song. (2024). “Sellers’ Defensive Behavior in Credence Goods Markets with Uncertain Outcomes – Does a Reputation System and/or a Behavioral Nudge Improve Efficiency?”

3. Zhewei Song & Ulrike Vollstaedt. (2024). “How to Make Better and/or Cheaper Products Accessible to Buyers through an Optimal Product Testing Mechanism”

4. Zhewei Song & Erin Krupka. (2024). “When Group- and Self-Esteem Lead To ‘We-Thinking’: When Does Social Identity Motivate Group Behavior?”

Work in Progress:

5. “Entitlement Effect on Social Groups” (With Erin Krupka, Ro’i Zultan and Sebastian Goerg)