The current crisis is like an earthquake for the theoretical foundations of economic policies, which have guided governments and central banks for the last few decades. The efficient market hypothesis and its application to labor markets –“natural rate theory”- dominated interpretations of...

We show that a .scal expansion by the core economies of the euro area would have a large and positive impact on periphery GDP assuming that policy rates remain low for a prolonged period. Under our preferred model speci.cation, an expansion of core government spending equal to one percent of...

In the aftermath of the financial crisis of 2007 - 2008 (and the resulting Great Recession) policymakers became concerned about a potential long-term effect of the crisis on the wider economy. For instance, in an ECFIN Economic Brief titled "The financial crisis and potential growth: Policy...