The Basic Model for the Pandemic and Its Extensions

11 Pages Posted: 8 Apr 2020 Last revised: 21 Apr 2020

See all articles by Andrea Odetti

Andrea Odetti


Vladimir Piterbarg

NatWest Markets; affiliation not provided to SSRN

Date Written: April 2, 2020


We describe and briefly examine the standard model for viral infection, the so-called SIR model, and its potential usage in the current situation. We furthermore extend the model to account for government interventions, and for differences in testing approaches in different countries.

Keywords: novel, coronavirus, COVID, COVID-19, pandemic, epidemic, SIR, SARS-CoV-2, Outbreak, R0,Transmission

JEL Classification: I1, C61, G13, G15, G18, G21, C51

Suggested Citation

Odetti, Andrea and Piterbarg, Vladimir, The Basic Model for the Pandemic and Its Extensions (April 2, 2020). Available at SSRN: or

Andrea Odetti

Independent ( email )

Vladimir Piterbarg (Contact Author)

NatWest Markets ( email )

250 Bishopsgate
London, EC2M 4AA
United Kingdom

affiliation not provided to SSRN

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