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Decentralized governance for trustworthy digital marketplaces

We are a research lab studying how behavioral experiments and economic mechanisms can combat misinformation in e-commerce platforms.

RESEARCHExplore Our Three Marketplace Research Directions
Platform Governance Research

Research Impact

NSF-funded research platform built with Boston University and MIT

👥4,000+Participants
📊1,250+Datasets
📈$550KNSF Grant
🎤6+Talks

Technology Stack

React.jsTailwind CSSMIT EmpiricaGPT APIPythonData PipelinesStatistical Analysis

Interactive Marketplace Simulation

Watch how our experimental platform enables controlled behavioral experiments with real participants

SELLER GAMEPLAY

Sellers create product listings, set quality levels, choose pricing strategies, and decide whether to warrant their claims

BUYER GAMEPLAY

Buyers browse listings, compare sellers, make purchases, and can challenge misleading claims to collect stakes

THE PROBLEM

In real online marketplaces, misleading ads can be profitable, and buyers often can't tell what's true until it's too late. Our research asks a practical question: if you change the rules of the market, can you make honest selling the best strategy without heavy moderation?

OUR APPROACH

  • Human vs Human: Real people act as both buyers and sellers in the marketplace
  • Human vs AI: Real buyers interact with agentic LLM sellers that follow different selling strategies
  • Truth Warrants: Sellers escrow money to back their claims — buyers can challenge false claims and win
  • Controlled Experiments: 100+ live experiments comparing marketplace rule variations

THE RESULT

  • Platform and findings shared at Harvard, MIT, Google, Yale, and Columbia
  • Reusable marketplace testbed for experiments on advertising and trust with both human and AI sellers
  • Clear evidence showing how rule changes shift seller behavior and improve buyer outcomes

Experiment Results & Analysis

Human vs AI Marketplace and Human vs Human Marketplace Experiments

Interactive visualizations: hover, click or scroll to explore detailed analysis. Credits: Vedant Kejariwal, Harshaveena Komatineni, Swapneel Mehta, Quang Nguyen & Team.