Municipal employees and private-sector employees in Finland belong to separate earnings-related pension systems. Both systems are financed by contributions from the payroll, and are mostly pay-as-you-go. Thus if a municipality decides to buy services from the private sector, instead of producing...

Social institutions are persistent regularities in contracting and other relations amongst men and in the unintended consequences of such rule-like behavior. They include morality and law as well as institutions of governance such as branding and advertising. Institutions are studied in all...