Chaojun Wang

Chaojun Wang

Institution

University of Pennsylvania

PhD Year

2017

Email

wangchaojun1988@gmail.com

FTG Membership

Member

Website

https://finance.wharton.upenn.edu/~wangchj/

Featured Work

Mar 8, 2026

Tomy Lee, Chaojun Wang

Public Goods in Crises

We introduce nonrival public goods into global games of regime change and rationalize investor behavior in the Euro crisis, the collapse of Terra, and the 2023 bank runs. Each investor in a large project is vanishingly unlikely to be pivotal for its survival. She also benefits from the project’s enormous public goods. In equilibrium, this large benefit precisely counterbalances her vanishing pivotal likelihood, such that...


Mar 8, 2026

Darrell Duffie, Chaojun Wang

Smart Contracting in Network Markets

With complete-information bilateral bargaining in network settings, holdup is eliminated when contracts across the network are agreed atomically (all or none) via a smart contract. Applications include over-the-counter trading, syndicated lending, multi-tranche securitizations, third-party financed purchases, and bookbuilding. Under a novel extensive-form bargaining protocol, any firm can give a “greenlight” to the terms of a contract proposed to that firm, which automatically converts those terms...


Feb 14, 2023

Chaojun Wang | Working Paper No. 00084-00

The Limits of Multi-Dealer Platforms

On many important multi-dealer platforms, customers mostly request quotes from very few dealers. I build a model of multi-dealer platforms where dealers strategically choose to respond or ignore a request. If the customer contacts more dealers, every dealer responds with a lower probability and offers a stochastically worse price when responding. These two negative effects overturn the customer's benefit from potentially receiving more quotes, worsening...