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q-fin.GN2023
Common Firm-level Investor Fears: Evidence from Equity Options
Jozef Barunik, Mattia Bevilacqua, Michael Ellington
We identify a new type of risk, common firm-level investor fears, from commonalities within the cross-sectional distribution of individual stock options. We define firm-level fears…
q-fin.GN2023
The Dynamic Persistence of Economic Shocks
Jozef Barunik, Lukas Vacha
We propose a novel framework for modeling time-varying persistence in economic time series, allowing for smoothly evolving heterogeneity in shock dynamics. We leverage localized re…