Sickness Is Good For Business.

https://www.reuters.com/business/pfizer-shares-hit-record-high-with-covid-19-vaccine-stocks-tear-2021-08-10/

https://courses.lumenlearning.com/wm-macroeconomics/chapter/what-is-gross-domestic-product/

https://www.reuters.com/business/healthcare-pharmaceuticals/walgreens-limits-sales-at-home-covid-19-tests-four-per-customer-cnbc-2021-12-21/

https://www.statista.com/statistics/1236210/forecasted-sales-select-covid-vaccines-worldwide/