Meet the Researchers

Sam Hempel
Education
- Ph.D., Finance, Cornell University, 2020
- M.A., Economics, University of Georgia, 2016
- A.B., Economics, University of Georgia, 2016
- B.S., Statistics, University of Georgia, 2015
- Short-Term Funding Markets, Asset Management, Digital Assets
Senior Economist
Board of Governors of the Federal Reserve System
2023 - presentEconomist
Board of Governors of the Federal Reserve System
2022 - 2023Researcher
Office of Financial Research - U.S. Department of the Treasury
2020 - 2022
- Monitoring Reserve Scarcity Through Nonbank Cash Lenders
Stefan Gissler, Sam Hempel, Jay Kahn, Patrick McCabe, and Borghan Narajabad
FEDS Notes (2025)
https://doi.org/10.17016/2380-7172.3699 - Repo Market Intermediation: Dealer Cash and Collateral Flow Management across the U.S. Repo Market
Samuel J. Hempel, R. Jay Kahn, Robert Mann, and Mark E. Paddrik
OFR Brief Series (2024) - Does lock-up lead to stability? Implications for runs in the Proof-of-Stake protocol
Samuel Hempel, Gregory Phelan, and Thomas Ruchti
OFR working paper (2024) - Firms’ financing choice between short-term and long-term debts: Are they substitutes?
Sam Hempel, Yi Li, and Sean Tibay
FEDS Notes (2024)
https://doi.org/10.17016/2380-7172.3438 - Money Market Fund Repo and the ON RRP Facility
Samuel J. Hempel, Calvin Isley, R. Jay Kahn, and Patrick E. McCabe
FEDS Notes (2023)
https://doi.org/10.17016/2380-7172.3412 - Why Is So Much Repo Not Centrally Cleared?
Samuel J. Hempel, R. Jay Kahn, Robert Mann, and Mark Paddrik
OFR Brief Series (2023) - OFR’s Pilot Provides Unique Window Into the Non-centrally Cleared Bilateral Repo Market
Samuel J. Hempel, R. Jay Kahn, Robert Mann, and Mark Paddrik
OFR Blog (2022) - Non-centrally Cleared Bilateral Repo
Samuel J. Hempel, R. Jay Kahn, Vy Nguyen, and Sharon Y. Ross
OFR Blog (2022) - Financial Intermediary Funding Constraints and Segmented Markets
Samuel J. Hempel, Dasol Kim, and Russ Wermers
OFR working paper (2022) - Negative Rates in Bilateral Repo Markets
Samuel J. Hempel and R. Jay Kahn
OFR Brief Series (2021)
conference
2025Lapland Financial Institutions Summit
conference
2024University of Georgia Godfrey Conference
Conference Organization
May 2025 | Washington, DC
8th Fed-Maryland Short-Term Funding Markets Conference
Co-Organizer
August 2024 | Washington, DC
2024 Summer Workshop on Money, Banking, Payments, and Finance
Co-Organizer
June 2024 | Washington, DC
7th Fed-Maryland Short-Term Funding Markets Conference
Co-Organizer
May 2023 | Washington, DC
6th Fed-Maryland Short-Term Funding Markets Conference
Co-Organizer