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Uncertainty at the Zero Lower Bound

By Taisuke Nakata

American Economic Journal: Macroeconomics, July 2017

When the policy rate is at the zero lower bound (ZLB), an increase in uncertainty regarding the future path of exogenous shocks alters the conditional expectations of relevant prices facing households and firms. Accordingly, an increase in uncertainty alt...

Identification in Macroeconomics

[Symposium: Macroeconomics a Decade after the Great Recession]

By Emi Nakamura and Jón Steinsson

Journal of Economic Perspectives, Summer 2018

This paper discusses empirical approaches macroeconomists use to answer questions like: What does monetary policy do? How large are the effects of fiscal stimulus? What caused the Great Recession? Why do some countries grow faster than others? Identificat...

When Is Foreign Exchange Intervention Effective? Evidence from 33 Countries

By Marcel Fratzscher, Oliver Gloede, Lukas Menkhoff, Lucio Sarno, and Tobias Stöhr

American Economic Journal: Macroeconomics, January 2019

This paper examines foreign exchange intervention based on novel daily data covering 33 countries from 1995 to 2011. We find that intervention is widely used and an effective policy tool, with a success rate in excess of 80 percent under some criteria. Th...

Would Macroprudential Regulation Have Prevented the Last Crisis?

[Symposium: Financial Stability Regulation]

By David Aikman, Jonathan Bridges, Anil Kashyap, and Caspar Siegert

Journal of Economic Perspectives, Winter 2019

How well equipped are today's macroprudential regimes to deal with a rerun of the factors that led to the global financial crisis? To address the factors that made the last crisis so severe, a macroprudential regulator would need to implement policies t...