This is an online public version of my M.A. thesis in 'Sociology and Social Research' at the University of Trento (Italy), discussed on 05/31/2022. This publication is shared under a Creative Commons Licence [CC BY-NC-SA 4.0 - Attribution-NonCommercial-ShareAlike 4.0 International: https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode ].

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