1. Assistant Professor, Economics of the Sustainable Built Environment Lab, School of Building Construction, Georgia Institute of Technology, Atlanta, GA 30332 (corresponding author).
2. Assistant Professor, Dept. of Construction Engineering and Management, School of Civil Engineering, College of Engineering, Univ. of Tehran; formerly, Postdoctoral Research Fellow, Economics of the Sustainable Built Environment Lab, School of Building Construction, Georgia Institute of Technology, Atlanta, GA 30332.