We model how a cyber attack may be amplified through the U.S. financial system, focusing on the wholesale payments network. We estimate that the impairment of any of the five most active U.S. banks will result in significant spillovers to other banks, with 38 percent of the network affected on...

We analyze how systemic cyber risk in the wholesale payments network relates to adverse financial conditions. We show that at the onset of the COVID-19 pandemic, payment activity increased, became more concentrated, and showed intraday liquidity stress. Cyber vulnerability was elevated in late...

What are the effects of payout restrictions on bank risk-shifting? To answer this question, we exploit the restriction policies imposed during the Covid-crisis on US banks as a natural experiment. Using a highfrequency differences-in-differences empirical strategy, we show that, when share...

In this paper, I study Ukraine's heterogeneous and time-variant pass-through from the money market interest rate to bank deposit and lending rates. I utilize a new panel dataset containing individual banks' characteristics and prudential indicators over 2019-2023, a period comprising the...

US households that lack digital means of making and receiving payments cannot participate fully in an increasingly digitized economy. Assessing the scope of this problem and addressing it requires a definition of households that are underserved in digital payments. Traditional definitions of...

In this paper, I study Ukraine's heterogeneous and time-variant pass-through from the money market interest rate to bank deposit and lending rates. I utilize a new panel dataset containing individual banks' characteristics and prudential indicators over 2019-2023, a period comprising the...