Ontology highlight
ABSTRACT:
SUBMITTER: Lee C
PROVIDER: S-EPMC10584159 | biostudies-literature | 2023
REPOSITORIES: biostudies-literature
PloS one 20231018 10
Using point-of-sales (POS) data, the sales trends of 48 member stores of a Korean restaurant franchise during the COVID-19 pandemic were analyzed. As daily sales are nested in each member store of a franchise, the hierarchical structure of POS data was fully and effectively utilized by employing a mixed-effects model. The results showed that although sales volumes in all member stores were negatively affected by the pandemic, the level of impact varied according to store location: sales at some ...[more]