1. Defining a global city
The Global Power City Index (GPCI) evaluates and ranks the major cities of the world according to their magnetism
Their capacity to attract creative people and business enterprises from around the world and to mobilize their assets in securing economic, social, and environmental development.

2. MAGNETISM Capacity to control world economic flows HQ for TNCs
Stock Exchange and financial centres
Employment pole (tertiary sector, university)
Culture
FOUR GLOBAL ACTORS: managers, researchers, artists, visitors
ONE LOCAL ACTOR: residents

3. Six main functions are taken into account (Global Power City index )
- Economy - Research and development - Culture and interaction - livability - Environment - Accessibility

5. Purple: Economy – Blue-grey: research & development – pink: cultural interaction light blue: livability – green : environment – orange: accessibility