Plausibly Exogenous [1813] - Contact Tracing (01/19/2025)

LHS Variable
Illness and death

RHS Variable
Contact tracing

Source of Exogenous Variation
Accident in England in late September 2020: because of a coding error involving spreadsheet data used by the health authorities, a total of 15,841 COVID-19 cases (around 20% of all cases) failed to have timely contact tracing.

- Fetzer and Graeber (2021), “Measuring the scientific effectiveness of contact tracing: Evidence from a natural experiment”