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sector. Design/methodology/approach To analyse social demands, the authors choose Twitter as an observation point using two … Twitter hashtags and the social issues they represent find strength or lose interest in the public.  …
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Identifying structural breaks in the dynamics of COVID-19 contagion is crucial to promptly assess policies and evaluate the effectiveness of lockdown measures. However, official data record infections after a critical and unpredictable delay. Moreover, people react to the health risks of the...
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