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During his time at Wharton he was a Research Fellow and taught International Financial Management , Micro-economic Theory & Monetary Economics to aspiring MBA students .
 Wharton, Financial, Monetary
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wharton, Financial, Monetary