9599
At IIM Calcutta , Sen teaches several courses in Economics , including Microeconomics and Economics of Business Policy .
 organization: IIM Calcutta; person: Sen
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: IIM Calcutta; person: Sen