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Vienna University of Economics and Business Administration , Chinese University of Hong Kong , Harvard University , Michigan State University
 Vienna University of Economics and Business Administration, Chinese University of Hong Kong, Harvard University, Michigan State University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Vienna University of Economics and Business Administration, Chinese University of Hong Kong, Harvard University, Michigan State University