The surprising factors driving murder rates: income inequality and respect

Inequality predicts homicide rates ‘better than any other variable’, says an expert – and it is linked to a highly developed concern for one’s own status

A 17-year-old boy shoots a 15-year-old stranger to death, apparently believing that the victim had given him a dirty look. A Chicago man stabs his stepfather in a fight over whether his entry into his parents’ house without knocking was disrespectful. A San Francisco UPS employee guns down three of his co-workers, then turns his wea...