We uncover a new channel for spillovers of funding dry-ups. The 2016 US money market fund (MMF) reform exogenously reduced unsecured MMF funding for some banks. We use novel data to trace those banks to a platform for corporate deposit funding. We show that intensified competition for corporate...

When banks are faced with a funding shortage in money market wholesale funding, they partly substitute by tapping other wholesale funding sources. Using auction-level data on large corporate deposits, we trace these substitution effects and their implications, which go beyond the balance sheets...