Shafer's evidence theory is a branch of the mathematics of uncertain reasoning that allows for novel possibilities to be conceived by a decision-maker. Many of its findings exhibit striking similarities with an alternative decision theory purported by Shackle in the 1950s, before expected...

The windfall acquisition of precious metals from American mines and the military revolution of the Early Modern age allowed the Spanish monarchs to command large amounts of credit andpursue an expansive imperial policy unlike that of any other Early Modern nation; when the costof the Empire...