1. Department of Geography and Environment, London School of Economics and Political Science (LSE), London, UK.
2. Department of Strategy and International Business and City-REDI Institute, Birmingham Business School, Birmingham, UK.
3. Istituto Ricerche, Servizio Innovazione e Sistemi Complessi, AREA Science Park, Trieste, Italy.
4. Università Cattolica del Sacro Cuore, Piacenza, Italy.