The presented data was collected as part of a larger project , but only the parts of the questionnaire that are of interest for this study 's research questions were included . The relevant questionnaire sections for this article can be found in Supplement D Questionnaire . The questionnaire comprised other sections that focused on consumer behaviour during the lockdown ( e.g. , acceptance of hoarding food and consumer goods , perception of food security ) . The study was approved by the Ethics Commission of the Federal Institute of Technology ( ETH Zurich ) .