Chang Gao

PhD Candidate in Economics

I am a 4-year PhD Candidate at the Department of Economics, University of Oklahoma. My research interest is on the intersection of housing market, macroeconomics and household wealth, I have been trying to understand the housing boom (and now, the collapse) of China for a long time.

gaochang1226@gmail.com
Department of Economics, University of Oklahoma
Norman, Oklahoma, USA

Research

I study the mechanisms of China's housing market boom and collapse, focusing on their relationship to local government infrastructure debt-financing and real estate developer expansion. I am also interested in how housing cycles affect household wealth and welfare.

Work in Progress

1. Understanding the Housing Boom and Collapse in China: Insights from the Typical Growing Story of a Small City [draft coming soon]
2. Housing Purchase Restrictions and Wealth Inequality: Evidence from Anticipatory Behavior under Policy Intervention [draft coming soon]

Update monthly: 70 China Cities Housing Index Data [Github Repo]

Monthly housing price index data for 70 major Chinese cities, published by the National Bureau of Statistics of China. Collected, cleaned, and automatically updated.

Existing Home Price Index

Example of Housing Price Index

Teaching

I teach ECON1113 - Principles of Macroeconomics and ECON2843 - Elements of Statistics at OU.

ECON2843: Elements of Statistics

An introductory statistics course focusing on data analysis and statistical methods in economics.

Fall 2024, Winter 2025

ECON1113: Principles of Macroeconomics

Introduction to macroeconomic principles, covering GDP, inflation, unemployment, and economic policy.

Winter 2024, Summer 2026

Notes

Here are some notes I wrote in previous study, which might be helpful for courses relates to them:

Notes on Cournot oligopoly from \(2\) to \(2n\) players

Little notes on the proof of dynamic programming using envelope theorem

Why \(n-1\) on the denominator of sample variance for ECON2843 at OU