supply-side effects into account, we get more persistent inflation and output reactions. We also show that the dichotomy does …, under a discretionary monetary policy, the fiscal policy regime affects the size of the inflation bias. We also show that … commitment to an optimal monetary policy not only corrects the inflation bias but also increases the persistence of output …

results in more persistent inflation as well as output responses to shocks, than without the supply-side channel. We also … discuss the different monetary and fiscal policy regimes and their implication on the stability of inflation and output. …

models of expectations formation that rely on econometric learning. Some apparently natural policy rules turn out to imply … expectational instability of private agents’ learning. We use the standard New Keynesian model to illustrate this problem and survey … learning. We then consider some practical concerns such as measurement errors in private expectations, observability of …

This paper analyzes euro area and U.S. inflation dynamics since the beginning of the 1990s by estimating New Keynesian … hybrid Phillips curves with time-varying parameters. We measure inflation expectations by subjective forecasts from Consensus … results indicate that in both economic areas the inflation dynamics have steadily become more forward-looking over time. We …

of U.S. inflation and marginal cost turns out superior to the best-fitting conventional causal VAR model in forecasting … inflation. …

This paper examines recent changes in the cyclicality of euro area inflation. We estimate time-varying parameters for … become steeper since 2012. Thus, the current low level of inflation and persistently negative output gap increase the risk … that euro area inflation will stay below the monetary policy target for an extended period. …

We investigate both the rational explosive inflation paths studied by McCallum (2001) and the classification of fiscal … and monetary policies proposed by Leeper (1991) for stability under learning of rational expectations equilibria (REE …). Our first result is that the fiscalist REE in the model of McCallum (2001) is not locally stable under learning. By …

of the two. We compare the accounting definition of deficit with the economic definition which takes inflation into …