371879
The U.S. Treasury After returning to school at MIT for two years , in September , 1970 , Jack joined the United States Department of the Treasury as Deputy Assistant Security , responsible for International Economic Development .
 Treasury, MIT, United States Department of the Treasury
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Treasury, MIT, United States Department of the Treasury