An, X., Harren, J., Hegde, S., Kilic, M., Ramcharan, R. (2025): The Fed Put and Bank Risk-Taking: Evidence from the Loan Book  (Available at SSRN)

Harren, J., Kilic, M., Zhang, Z. (2025): The Fed and the Wall Street Put (Available at SSRN)

Harren, J. (2024): Institutional Trading Costs, Robinhood Activity, and Expected Returns (Available at SSRN)

Gayda, L., Grünthaler, T., Harren, J. (2022): Option Liquidity and Gamma Imbalances (Available at SSRN)