His work is a critique on the liberals. O interdependence theory: modern state is becoming increasingly irrelevant (nation state is disappearing) He believes the westphalian state plays an essential role and the economy wouldn"t be the same without the modern state. Book: the political economy of international relations argues it is the modern state that creates globally functioning markets. O public good ex even if you don"t take the bus, everyone benefits because there are less cars on the road. O modern states provide property rights (another public good) O system of currency exchange conducted through the state (allows for the vast majority of trade) Specifically one westphalian state (usa) has helped to create global market economy. Gilpin worries that system is in trouble because the leading proponent (usa) is in trouble. Started in germany, fled from nazis, bulk of time in usa.