Ho, Paul , Lubik, Thomas A. , Matthes, Christian, 1979- and Federal Reserve Bank of Richmond. "How To Go Viral : A COVID-19 Model With Endogenously Time-Varying Parameters," Economic Impact of COVID-19 : Special Reports (August 21, 2020). https://fraser.stlouisfed.org/title/6126/item/595413, accessed on November 14, 2024.