7878
Education Karlan received a Ph.D. in Economics from the Massachusetts Institute of Technology. , an M.B.A. and an M.P.P. from the University of Chicago , and a B.A. in International Affairs from the University of Virginia .
 person: Karlan; organization: Economics
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:
 person: Karlan; organization: Economics