SubjectParticipation
![Il·lustració d'un pont](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/mayo_fuster.png?itok=PhUaiVSH)
The platform economy generates considerable challenges and opportunities. It’s necessary to to distinguish truly collaborative platforms, which must be promoted and protected, from the...
![Il·lustració d'una pistola que enlloc de canó per les bales té un objectiu de càmara de vigilància](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/renata_avila_1.png?itok=lw53AsWX)
In most cities there are hardly any spaces left for public cohabitation: by neglecting parks and common areas, by closing cultural spaces, by cutting budgets for extracurricular...
![Dada web](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/06-cultura-03-tencdencies-blockchain-dada-web-1100.jpg?itok=EB9VO1Ay)
Blockchain fans highlight that we may be witnessing the start of a new infrastructure which will revolutionise the relations between small and large agents, traditional and new, in many...
![Un home resa en un oratori islàmic © Eva Parey](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/04-visions-oratori-foto-01-eva-parey_1100x548.jpg?itok=urUgMpOP)
The opening of an Islamic prayer hall in Carrer del Japó, in the Prosperitat neighbourhood, has been fraught with tension because of the residents’ opposition to this centre. Management...
![Il·lustració d'un megàfon](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/andreu_monterde.png?itok=hhDpCKzW)
The adjective 'smart' is very much in vogue. It represents the idea that cities can be more intelligent and efficient thanks to technology, and the data that they and their inhabitants...
![Il·lustració d'una fila de persones agafant cada una amb les mans el cap de qui té davant](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/ekaitz_cancela.png?itok=Mm7-JWs1)
Urban environments are characterised by the opportunities they offer to think of a political culture where shared knowledge assets can be managed jointly by different sized groups with...
![Il·lustració d'una mà posant una papereta en una urna que és un candau](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/francesca_bria.png?itok=dC9vr2q8)
Cities and citizens, not companies, ought to own the data produced in cities and should be able to use said data to improve public services and put their policies into action. Data...
![Il·lustració dossier "Ciutat digital" © Albert Tercero](https://www.barcelona.cat/metropolis/sites/default/files/styles/large/public/separatas.png?itok=ZkTcs57I)
We are moving towards the digital city. Technology is often identified with progress. It depends on the use to which they are put. Data has become the main infrastructure of the economy...
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