We document regime change in the U.S. Treasury market post-Global Financial Crisis (GFC): dealers switched from a net short to a net long position in the Treasury market. We first derive bounds on Treasury yields that account for dealer balance sheet costs, which we call the net short and net...

We have documented a regime change in the U.S. Treasury market post-Global Financial Crisis (GFC). We first derived bounds on Treasury yields that account for dealer balance sheet costs, which we call the net short and net long curves. We show that actual Treasury yields moved from the net short...

In March 2020, massive customer selling of U.S. Treasury securities and agency mortgage-backed securities (MBS) triggered by the COVID-19 pandemic overwhelmed dealers' capacity to intermediate trades, contributing to a marked deterioration of market functioning. The Federal Reserve promptly took...

The euro-area sovereign debt crisis was characterized by feedback loops between (1) sovereign bond ratings and sovereign spreads in single jurisdictions and (2) sovereign spreads and ratings among jurisdictions. One explanation of this circumstance is that the ECB was unable to perform the role...