“…The advantages of using this type of management include cost savings, as services can be provided at a lower cost and in a more efficient way [30,[35][36][37]. Within this category can be found the contracting out form, which can be defined as a form of privatization in which a private company makes residual profits from the provision of the service [34,38], and the public-private partnership (PPP), where the local authority and the entrepreneur share the operating results on the basis of what is fixed in the contract. In this way, the equity is held by both the public partner, who ensures that the public objectives of the service are met, and the private partner with industry experience, who is usually responsible for the day-to-day operation of the service [38,39].…”