For quantitative-data-and-charts lovers, here is an excellent overview of Trust metrics around the globe, by Esteban Ortiz-Ospina and Max Roser:
Interpersonal trust and trust of citizens towards public institutions and the police, trust towards the health system, correlations between trust and wealth (income per capita and by GDP), trust and religion, an all-in-one interactive webpage around the globe we trust.
Digging deeper on interpersonal trust, Raph Koster, from Google’s Advanced Technology and Projects (ATAP) group, analyses “the Trust Spectrum” for (online) multiplayer games, and gives a brilliant insight on trust as a game mechanic.
Also applicable for offlining <3