A green bag and a voucher were used as incentives. And an announcement letter that was prepared using persuasion principles. They achieved an increase of 2.3 times on willingness to participate compared with the use of a traditional recruitment method. Finally, Lucken et al. [48] recently ...
Similarly, as a COVID-19 pandemic retrieval strategy, in an attempt to save battered tourism industries, various countries are offering flight discounts, promotional vouchers for local attractions, discounted-to-free access to tourist sites, and even government-sponsored medical expenses for during-the...