During 2011, the Health Ministry of a country urged parents to vaccinate their children against measles. Taking the vaccine was optional, and no payment was required. To finance the programme through taxation, the government stopped other projects because research showed that the vaccine helped the wider community by stopping the spread of a serious disease. Which concepts are implied in the statement above?
- Aexternal benefit, public sector, opportunity cost
- Bmarket mechanism, fiscal policy, public good
- Cmerit good, normative statement, regulatory control
- Dprivate cost, social benefit, monetary policy