– There was a short piece by Morgan Housel (author of The Psychology of Money ) around that time discussing staying calm during market swings. Not a PDF, but easily printable.
"Unperturbed by Volatility: A Practitioner's Guide to Risk" by Adel Osseiran and Florent Segonne is a 2019 book focusing on managing market risk beyond standard volatility metrics. Alternatively, the 2021 context may refer to the Marcellus Investment Managers' handbook, "Investing Through a Crisis," which focuses on building resilient portfolios, as detailed at marcellus.in Amazon.com Unperturbed By Volatility: A Practitioner's Guide To Risk unperturbed by volatility pdf 2021
The PDF would dedicate a section to the specific volatility triggers of that year: – There was a short piece by Morgan
