https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef18036en.pdf
https://www.imperial.ac.uk/news/196137/crunching-numbers-coronavirus/
https://pure.diis.dk/ws/files/3925169/Implications_of_the_Covid_19_pandemic_DIIS_Working_Paper_2020_13.pdf