Kenneth saul ken rogoff 22mrz 1953 in rochester new york ist ein us amerikanischer konomseit 1999 ist er professor an der harvard universityvon 2001 bis 2003 war er chefkonom des internationalen whrungsfonds iwf. International tax 1 this could mean if it existed a tax levied by an international body on the governments or private sector actors throughout the world. The global financial system is the worldwide framework of legal agreements institutions and both formal and informal economic actors that together facilitate international flows of financial capital for purposes of investment and trade financing.