Public service: refers to the general name of the service industry in which the public sector and the quasi-public sector provide public goods in order to meet the public needs of the society. It is mainly produced by the public sector, mainly government agencies, for the common consumption of all citizens in society Social services enjoyed equally by all consumers. Which of the following are not public services? ['The government provides basic medical insurance to citizens.', 'Colleges and universities open stadiums to the public for free.', 'A city costs to build a golf course.', 'A city invested to rectify the blocked river.']