The relevance of imperfect competition for models of aggregate economic fluctuations has received increased attention from researchers in both macroeconomics and industrial organization. Measuring properly the size of industry markups of price over marginal cost is important both for assessing...

The reawakening of interest in links between price flexibility and fluctuations in economic activity calls for a reconsideration of models of price and quantity adjustment. We examine relationships between credit disturbances and real activity under flexible prices, using monthly data on real...

This paper argues that the key deep underlying fundamental for the growing international imbalances leading to the collapse of the Bretton Woods system between 1971 and 1973 was rising U.S. inflation since 1965. It was driven in turn by expansionary fiscal and monetary policies--the elephant in...

In this paper we provide some evidence on when central banks have shifted from expansionary to contractionary monetary policy after a recession has ended--the exit strategy. We examine the relationship between the timing of changes in several instruments of monetary policy and the timing of...

Economic policy uncertainty affects decisions of households, businesses, policy makers and Financial intermediaries. We first examine the impact of economic policy uncertainty on aggregate bank credit growth. Then we analyze commercial bank entity level data to gauge the effects of policy...

The rise of inflation in 2021 and 2022 surprised many macroeconomists who ignored the earlier surge in money growth because past instability in the demand for simple-sum monetary aggregates had made these aggregates unreliable indicators. We find that the demand for more theoretically-based...