-data-knowledge provided in the real world of decision making did not allow a decision maker to specify precise, definite, exact, numerical … approaches to probability claim that ALL probabilities can be represented by a single numeral between 0 and 1 and the decision … economic decision makers were confronted with knowledge structures that were not sharp and clear, but cloudy and amorphous …

Expected Utility (SEU) approach can be traced back to Bentham’s original arguments about the ability of rational decision … the areas of application in which it can aid a decision maker. They both accept an interval approach to probability based … very similar views with respect to analyzing speculative bubbles, lenders versus borrowers risk assessments, the dangers of …

Eight centuries ago, Thomas Aquinas clearly differentiated between probability and uncertainty in decision making. He … from the A Treatise on Probability and confidence from Keynes’s General Theory, as well as Adam Smith’s views on …’s weight of the evidence concept in Keynes’s A Treatise on Probability and confidence concept from Keynes’s General Theory …

Keynes made it clear to Townshend in their 1937-38 exchanges that Townshend's assessment, that Keynes ‘s theory of … liquidity preference in the General Theory was based on Keynes's non numerical probabilities and weight of evidence … importance of Keynes's comments on pages 148 and 240 of the General Theory. There is absolutely no support for any heterodox and …

The SIPTA (Society for Imprecise Probability,Theory and Application) view of Keynes's contributions to imprecise … mathematical contributions made to the theory of imprecise probability by Keynes, such as upper and lower probabilities, non … additive probabilities,sub additive probabilities, interval valued estimates, decision weights, etc, in Parts II, III, IV and V …