Fig. 2: Estimated Effects of COVID-19 on Cigarette Purchases for Smokers and Non-Smokers.
From: Sustained decline in tobacco purchasing in Denmark during the COVID-19 pandemic

a Estimated impact of COVID-19 on weekly purchase rates of cigarettes; b Estimated impact of COVID-19 on weekly consumption of cigarettes; c Estimated impact of COVID-19 on weekly purchase rates of alcohol; d Estimated impact of COVID-19 on weekly consumption of alcohol. All panels include estimates first without and then with correcting for cigarette prices (estimates controlling price are indicated by āpā in parentheses). All coefficients are estimated with individual fixed effects and error terms clustered at the individual level. Error bars shows the 95% confidence interval. āAllā Nā=ā 4042; āNon-smokersā Nā=ā3059; āSmokersā Nā=ā983; āOccasionalsā Nā=ā658; āRegularsā Nā=ā325.