1. Associate Professor, Dept. of Civil and Environmental Engineering, Universitat Politècnica de Catalunya, Barcelona 08034, Spain.
2. Postdoctoral Researcher, Dept. of Civil and Environmental Engineering, Universitat Politècnica de Catalunya, Jordi Girona 1-3, Barcelona 08034, Spain (corresponding author).
3. Serra Húnter Professor, Dept. of Architectural Technology, Universitat Politècnica de Catalunya, Barcelona 08028, Spain
4. Secretary General, IESE Business School, Univ. of Navarra, Barcelona 08034, Spain