expected logarithmic utility from terminal wealth. While the ordinary investor's portfolio decisions are based on a public … expected logarithmic utility in terms of a relative entropy. This allows us to provide simple conditions on G for the … finiteness of this additional utility and to show that it is basically given by the entropy of G. -- insider trading ; entropy …

we focus on are the calculation of the additional utility of the insider and a study of his free lunch possibilities. The … examples are given to illustrate additional utility and free lunch possibilities. In particular, if the insider has advance …

In this paper I consider a complex decision problem where subjects have to cope with a time horizon of uncertain … economic theory suggests to solve the decision problem. But since real decision makers can hardly be expected to behave …

This paper investigates the behaviour in repeated decision situations. The experimental study shows that subjects show … low or no risk-aversion, but put very high value on the opportunity to sell the lottery in every stage of the decision … behaviour ; decision-making experiments …

commodities as food items. Using utility functions we can measure the welfare loss, caused by such heuristics, and to what extent …-Douglas utility function. General utility functions will also be considered. Part II will study exchange economies. …