5 papers
Public Goods Game on Complex Networks: the interplay between conformity and topology
Ren Manfredi, Eugenio Vicario, Ennio Bilancini +1
Human cooperation is a phenomenon that has been extensively studied, and to date several explanations have been proposed, from network reciprocity to behavioral mechanisms that inc…
Beyond Direct Retweets: Multi-Step Pathways in Italian COVID-19 Twitter
Edoardo Maggioni, Ren Manfredi, Fabio Saracco +1
We study how retweet interactions in large-scale Twitter debates are organized beyond direct links alone. Focusing on Twitter debate in Italy during the first phase of the COVID-19…
Twitter climate discourse as a signal of pro-environmental behaviors
Edoardo Maggioni, Diego Garlaschelli, Rossana Mastrandrea +1
Fostering coordinated pro-environmental behaviors at scale is a key challenge for climate mitigation. Individual actions only generate meaningful impact when they diffuse widely an…
Selecting representative community partitions under modularity degeneracy: the STAR method
Francesca Grassetti, Rossana Mastrandrea
Community detection based on modularity maximization is one of the most widely used approaches for uncovering mesoscale structures in complex networks. However, it is well known th…
Leveraging Knowledge Networks: Rethinking Technological Value Distribution in mRNA Vaccine Innovations
Rossana Mastrandrea, Fabio Montobbio, Gabriele Pellegrino +2
This study examines the roles of public and private sector actors in the development of mRNA vaccines, a breakthrough innovation in modern medicine. Using a dataset of 151 core pat…