Rice University, University of Oklahoma, University of Houston, Rice University, affiliation not provided to SSRN, Colorado State University, Pueblo, Rice University - Department of Civil and Environmental Engineering, Michigan Technological University, University of Oklahoma, Colorado State University, Fort Collins - Department of Economics, Rice University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Kansas and University of Illinois at Urbana-Champaign