Countercyclical Dispersion of Price Changes: Causes and Implications, July 2022
Countercyclical dispersion of price changes is caused by diverging price adjustment between goods of different quality.
The (Unequal) Rise of Market Power, Nominal Rigidities and Monetary Non-neutrality, March 2023
with Christian Höynck and Donghai Zhang
The rising markup has led to a 30% increase in the degree of monetary non-neutrality
Optimal Monetary Policy with Asymmetric Shocks and Rational Inattention, New Draft Coming Soon
With Ho-Mou Wu
We propose a revised price index for the central bank to stabilize.