Vance Hartke of Indiana is among those Senators who have expressed an Interest in Langs proposals. Lang. for purposes of identification. is a New Yorker who has specialized in acting abroad as an agent for American businessmen who lack the time and the knowledge to cope with unfamiliar languages. laws. and markets for themselves. Senator Hartke is very much aware of the huge refugee "Eurodollar" pool that exists abroad. Consisting of dollars held by overseas American companies and by Europeans. this pool amounts to more than $16 billion. which is more than the whole U.S. gold reserve. It stays abroad for reinvestment because of the Interest Equalization tax.