Changes

'''Infrastructure''' describes, but is not limited to the roads, [[hospital]]s, [[school]]s, public amenities, [[university|universities]], [[railway]]s and other vehicles that help drive a healthy or growing economy. Some economists, such as the revered [[Adam Smith]] argue that the supply of infrastructure is the [[nation state|nation state's]] primary purpose.

'''Infrastructure''' describes, but is not limited to the roads, [[hospital]]s, [[school]]s, public amenities, [[university|universities]], [[railway]]s and other vehicles that help drive a healthy or growing economy. Some economists, such as the revered [[Adam Smith]] argue that the supply of infrastructure is the [[nation state|nation state's]] primary purpose.