Actions to reduce market failure: Compulsory vaccinations

Lots in this tutor2u post
https://www.tutor2u.net/economics/blog/france-makes-childhood-vaccinations-compulsory?utm_medium=email&utm_campaign=Economics%20daily%20digest%20Thu%2010th%20August%202017&utm_content=Economics%20daily%20digest%20Thu%2010th%20August%202017+CID_016e07a774c1c75e2c0736c421e6c0fc&utm_source=CampMonitor&utm_term=France%20makes%20childhood%20vaccinations%20compulsory%20A%20really%20interesting%20example%20to%20use%20when%20discussing%20the%20economic%20and%20social%20impact%20of%20vaccinations%20In%20order%20to%20prevent%20a%20measles%20epidemic%20France%20has%20just%20made%20many%20more%20vaccinations%20compulsory