Jacob M. Markman,
Eric Hanushek (),
John F. Kain and
Steven G. Rivkin Additional contact information Jacob M. Markman: Department of Economics, Converse Hall, Amherst College, Amherst, MA 01002, USA, Postal: Department of Economics, Converse Hall, Amherst College, Amherst, MA 01002, USA
John F. Kain: University of Texas at Dallas, Dallas, TX, USA (Deceased), Postal: University of Texas at Dallas, Dallas, TX, USA (Deceased)
Steven G. Rivkin: Amherst College, National Bureau of Economic Research and University of Texas at Dallas. Department of Economics, Converse Hall, Amherst College, Amherst, MA 01002, USA, Postal: Amherst College, National Bureau of Economic Research and University of Texas at Dallas. Department of Economics, Converse Hall, Amherst College, Amherst, MA 01002, USA