Subject(s): Sharing Economy. -- Urbanization -- Sharing in Social aspects -- Municipal government -- Urban economics -- Sustainable urban development -- Technological innovations -- Case study from San Francisco-Sharing consumption: the city as platform -- Case study from Seoul-Sharing production: city as a collective commons -- Case study from Copenhagen-Sharing politics: city as a public realm -- Case study from Medallin-sharing society: reclaiming the city -- Case study from Amsterdam-Sharing city: understanding and acting on the sharing paradigm -- Case study from Bangalore