A sequence of crises and emergency interest rate cuts has moved global interest rates towards zero and government debt to historical records. We discuss the available options to exit from unconventional monetary policies and unsustainable government debt. First, we shed light on the probability...

We estimate a reaction function for the European Central Bank (ECB) using forecasts of economic growth and inflation as regressors. We detect a shift after Lehman Brothers failed in September 2008 when the pre-crisis reaction function indicates that the zero lower bound may become a constraint....