32824
In the semester before economics textbooks are revised , sales plummet , typically by 50 percent , according to the researchers , Judith Chevalier , a Yale economist , and Austan Goolsbee , a University of Chicago economist .
 person of company: Austan Goolsbee, University of Chicago
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Austan Goolsbee, University of Chicago 
Answer:
 person of company: Austan Goolsbee, University of Chicago