In the course of their criticism, Yann Kindo and Christophe Darmangeat mention two important elements of an answer, moreover largely linked to each other: on the one hand, the reintroduction of Roman law during the Middle Ages, and, through it, that of the Roman conception of private propert...
This might partly explain the importance of trust (in the cosmic order or a supreme god) in pan- or monotheistic religions that arose in more developed agrarian societies. That economic slowdown and an increase in witch hunting were mainly caused by the Little Ice Age, as these authors assert...