Nau, Robert - In: Theory and Decision 51 (2001) 2, pp. 89-124
De Finetti's treatise on the theory of probability begins with the provocative statement PROBABILITY DOES NOT EXIST …, meaning that probability does not exist in an objective sense. Rather, probability exists only subjectively within the minds … paper, I argue that de Finetti was right all along: PROBABILITY, considered as a numerical measure of pure belief …