> You could just build a road and then ask people to pay for using it, much like you can build an iPhone and ask people to pay for one if they want it. Or much

> You could just build a road and then ask people to pay for using it, much like you can build an iPhone and ask people to pay for one if they want it. Or much like toll existing roads/bridges [e.g. Golden Gate Bridge, Pennsylvania Turnpike, M6 Toll, German Autobahn (as of 2016)].