Belief of religious thought, "belief-that" instead belonged to epistemological considerations. To "believe in" someone or something is a distinct concept from "believing-that." There are at least these types of belief-in: Economic beliefs are beliefs which are reasonably and necessarily contrary to the tenet of rational choice or instrumental rationality. Studies of the Austrian tradition of the economic thought, in the context of analysis of the influence and subsequent degree of change resulting from existing economic knowledge and belief, has contributed the most to the subsequent holistic collective analysis. Insofar as the truth of belief is expressed in sentential and propositional form
Disquotational principle Pierre assents to the proposition that "Paderewski had musical talent", perhaps having heard that this man was a famous pianist. With the disquotational principle, we can deduce that Pierre believes the proposition that Paderewski had musical talent. Now suppose that Pierre overhears a friend discussing the political exploits of a certain statesman, Paderewski, without knowing that the two Paderewskis are the same man. Pierre's background tells him that statesmen are generally not very gifted in music, and this leads him to the belief that Paderewski had no musical talent. The disquotation principle allows us to deduce that Pierre believes the