The private sector is the part of the economy that is run by individuals and companies for profit and is not state controlled. Therefore, it encompasses all for-profit businesses that are not owned or operated by the government.
Public sectors include public goods and governmental services such as the military, law enforcement, infrastructure (public roads, bridges, tunnels, water supply, sewers, electrical grids, telecommunications, etc.),
public transit, public education, along with health care and those working for the government itself
is an organization traditionally dedicated to furthering a particular social cause or advocating a shared point of view. In economic terms
nonprofits do not pay income tax on the money that they receive for their organization. They can operate in religious, scientific, research, or educational settings.
they include the productiion and supply of quality goods and services, adoption of fair trade practices and contribution to the general welfare of society