1. Ph.D. Student, Economics of the Sustainable Built Environment (ESBE) Laboratory, School of Building Construction, Georgia Institute of Technology, 280 Ferst Dr., Atlanta, GA 30332-0680.
2. Associate Professor and Director, Construction Research Center (CRC) and Economics of the Sustainable Built Environment (ESBE) Laboratory, School of Building Construction/School of Civil and Environmental Engineering, Georgia Institute of Technology, 280 Ferst Dr., Atlanta, GA 30332-0680 (corresponding author).
3. Ph.D. Candidate, H. Milton Stewart School of Industrial and Systems Engineering, Georgia Institute of Technology, 765 Ferst Dr., Atlanta, GA 30332-0205.