November 2007, William J. Baumol, Colin C. Blaydon, Charles J. Cicchetti, Jeffrey A. Dubin, Franklin M. Fisher, Jerry A. Hausman, William W. Hogan, Joseph P. Kalt, Paul R. Kleindorfer, Robert J. Michaels, Bruce M. Owen, Craig Pirrong, Michael A. Salinger, Steven M. Shavell, Vernon L. Smith, René M. Stulz, James L. Sweeney, Robert D. Willig, and Catherine D. Wolfram and Robert Hahn