Yiming Ma

Assistant Professor of Finance

 

Curriculum Vitae

Email: ym2701@columbia.edu

Columbia Business School

820 Uris Hall

New York, NY 10027, U.S.

I am an Assistant Professor of Finance at Columbia Business School. My research focuses on financial intermediation, financial stability, and monetary policy. I received a Ph.D. in Finance from Stanford Graduate School of Business in 2018 and a B.A. in Economics & Mathematics and Global Affairs from Yale University in 2013. ​

Working Papers

The Paradox of ETFs: Liquidity Transformation versus Index-Tracking (March 2021)

joint with Naz Koont (Columbia GSB) and Yao Zeng (Wharton)

Monetary Policy Transmission in Segmented Markets (March 2021) 

joint with Jens Eisenschmidt (ECB) and Anthony Zhang (Chicago Booth)

The Reserve Supply Channel of Unconventional Monetary Policy (April 2021) 

joint with William Diamond (Wharton) and Zhengyang Jiang (Kellogg)

Bank Debt versus Mutual Fund Equity in Liquidity Provision (December 2020)

joint with Kairong Xiao (Columbia GSB) and Yao Zeng (Wharton)

 

Papers under Review

Mutual Fund Liquidity Transformation and Reverse Flight to Liquidity (April 2021) 

joint with Kairong Xiao (Columbia GSB) and Yao Zeng (Wharton)

  • R&R, Review of Financial Studies

The Passthrough of Treasury Supply to Bank Deposits (July 2020) 

joint with Wenhao Li (USC Marshall) and Yang Zhao (Stanford GSB)

  • R&R, Review of Financial Studies

  • Arthur Warga Award for Best Paper in Fixed Income at SFS Cavalcade North America

Intermediation in the Interbank Lending Market (May 2021)

joint with Ben Craig (Cleveland Fed)

Other 

Columbia New Empirical Finance Workshop

  • jointly organized with Kairong Xiao and Olivier Darmouni

Junior Macrofinance Workshop

  • jointly organized with William Diamond, Gary Gorton, and Arvind Krishnamurthy