The Chicago Mercantile Exchange and a company run by Robert J. Shiller , a Yale University economist , operate a futures market for home prices in 10 big American cities .
Robert J. Shiller /business/person/company Yale University
DT NNP NNP NNP CC DT NN VBN IN NNP NNP NNP , DT NNP NNP NN , VBP DT NNS NN IN NN NNS IN CD JJ JJ NNS .
Robert J. Shiller
PERSON
Yale University
ORGANIZATION
/business/person/company