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BarcelonaA long multidisciplinary exercise coordinated by former councilor Antoni Castells to find out what impact a change in political model would have for Catalonia. The result, apart from what keeps thethe status quo current, it is shocking: it would increase funding by almost 4 billion euros in a scenario of weak federalism to increase revenues by more than 47.3 billion with independence, although in this case should also be taken into account the increase in spending to finance the services now paid for by the state.