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Meet the Researchers

Photo of Sam Hempel

Sam Hempel

Senior Economist Short-Term Funding Markets Section Research and Statistics
[email protected]

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
Current Research Topics
  • Short-Term Funding Markets, Asset Management, Digital Assets
  • Senior Economist

    Board of Governors of the Federal Reserve System

    2023 - present
  • Economist

    Board of Governors of the Federal Reserve System

    2022 - 2023
  • Researcher

    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

    2025

    Lapland Financial Institutions Summit

  • conference

    2024

    University 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

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Last Update: April 21, 2025