It might be that only by certifying workers' immunity, states can help their economy know growth again. However, in order to make the people who get certified take up positions that require direct contact with customers, there will be a need for encouragement from employers' side, such as pay raises. As this is maybe the only real option, countries worldwide are going to have to apply the method.

Getting the worldwide economy back on track requires workforce. Providing this workforce requires healthy individuals able to work hard enough to help things get better. Governments are now trying out ways to officially have people's health checked: by providing different types of certificates, f...