We study negative interest rate policy (NIRP) exploiting ECB's NIRP introduction and administrativedata from Italy, severely hit by the Eurozone crisis. NIRP has expansionary effects on credit supply---and hence the real economy---through a portfolio rebalancing channel. NIRP affects banks...

For about three decades until the Global Financial Crisis (GFC), Covered Interest Parity (CIP) appeared to hold quite closely-even as a broad macroeconomic relationship applying to daily or weekly data. Not only have CIP deviations significantly increased since the GFC, but potential macro...