Moen Meets Rotemberg: An Earthly Model of the Divine Coincidence

This paper develops a simple business-cycle model with divine coincidence: inflation is on target when unemployment is efficient. The divine coincidence arises from directed search under a quadratic price-adjustment cost.

January 2024 · Pascal Michaillat, Emmanuel Saez

An Economical Business-Cycle Model

This paper develops a policy-oriented business-cycle model with fluctuating unemployment and long zero-lower-bound episodes. The innovations are that producers and consumers meet through a matching function, and wealth enters the utility function.

April 2022 · Pascal Michaillat, Emmanuel Saez

Resolving New Keynesian Anomalies with Wealth in the Utility Function

This paper resolves the anomalies of the New Keynesian model at the zero lower bound—explosive recession, forward guidance puzzle, multiplier puzzle—by introducing wealth into the utility function.

May 2021 · Pascal Michaillat, Emmanuel Saez