“…There are many opportunities to undertake research based on survey and multiple case study methods using primary data. Previous studies used mostly case-study analysis with small groups ( Gu et al, 2020 , Temiz and Salelkar, 2020 , Raimo et al, 2021 ), content analysis ( Young, 2020 , Ocholla, 2021 ), or review of the literature or government programmes ( Gabryelczyk, 2020 , Dümcke, 2021 , Verma and Gustafsson, 2020 ). The samples used in the reviewed literature were small, which restricted the generalisation of the results.…”