Pandemiconomics - the economic impact of a pandemic

TL;DR - in 2005 the Congressional Budget Office analysed what the likely impact would be on the economy when the next pandemic struck. How accurate where they? What are the long-term impacts?

Read more:

Original CBO paper: https://www.cbo.gov/sites/default/files/109th-congress-2005-2006/reports/12-08-birdflu.pdf