New urban communities. Exploring the micro and macroeconomic analytical implications

Informal social aggregations in form of Communities, i.e. people aggregated around a common knowledge or territorial dominion, are gaining importance in many productive contexts of our lives. In this respect, the economic analysis pursues different and sometimes conflicting interpretations. This text gives a review of the opinions and main argumentations provided by different analytical frameworks. Even though we remain far from having a single methodology for measuring the impact generated by these groups on the local economy.