Academic background

Curriculum vitae

Yuanchen Tang · Updated October 2026

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Education

University of Illinois Urbana-Champaign

Ph.D. in Computer Science

GPA 4.00 / 4.00

Peking University

B.S. in Computer Science · Turing Class

GPA 3.80 / 4.00

Research interests

My research lies at the intersection of computer science and economics, particularly machine learning, algorithmic game theory, and reinforcement learning. I am also interested in AI economics.

Papers

Research experience

Competitive Data Market

University of Illinois Urbana-Champaign · Champaign, USA

Advised by Prof. Bhaskar Ray Chaudhury and Prof. Ruta Mehta

I study the stability of data exchange among competing firms and how customer behavior affects incentives to cooperate.

A core-stable exchange always exists in fully rational markets for any monotone continuous prediction and utility functions, when customers choose the top-performing firm. With partially rational customers and logit-style demand, core-stable exchanges may fail to exist.

Game theory · Machine learning

Large Aggregative Markov Games

Carnegie Mellon University · Pittsburgh, USA

Advised by Prof. Steven Wu

I work on provably efficient multi-agent planning in large general-sum Markov games, motivated by congestion control and public goods provision.

We developed provably efficient algorithms for a class of Nash-computable games in which unilateral deviations have bounded influence on rewards and dynamics.

Game theory · Multi-agent planning

Sealed-bid Auctions on Blockchain

Peking University · Beijing, China

Advised by Prof. Xiaotie Deng

I studied how to make blockchain auctions practical by outsourcing the cost of solving timed-commitment puzzles.

We introduced a puzzle-outsourcing market, designed a practical protocol that incentivizes truthful reporting of bidders' and solvers' private values, and derived an optimal pricing strategy for auctioneers.

Auction theory · Mechanism design · Cryptography · Incentive analysis

Selected honors & awards

  • Peking University Scholarship, Third Prize
  • Award for Outstanding Research
  • John Hopcroft Scholarship, Peking University
  • Peking University Freshman Scholarship
  • Chinese Mathematical Olympiad Gold Medal

Skills & interests

Programming
C++, Python, Lean, LaTeX
Languages
Chinese (native), English (fluent). TOEFL iBT: 107/120.
TOEFL scores
Reading 29 · Listening 30 · Speaking 23 · Writing 25 (best 27)
Sports
Table tennis (over 10 years), basketball, baseball