Police and military protecting trade routes from bandits, and pirates.<p>Roads, and other infrastructure that facilitates trade and communication.<p>Courts that enforce contracts.<p>Water rights management to that facilitates the creation of cities (note I&#x27;m talking large scale here, not municipal water companies--think the federal government prevents people in State A from draining all the water from a river before it gets to State B)<p>Public health infrastructure (large scale, like fighting epidemics)<p>That kind of thing, plus many smaller scale and more intangible benefits that come from living in a civilized society.