Amendinger, Jürgen; Imkeller, Peter; Schweizer, Martin - In: Stochastic Processes and their Applications 75 (1998) 2, pp. 263-286
In this paper, we consider a security market in which two investors on different information levels maximize their expected logarithmic utility from terminal wealth. While the ordinary investor's portfolio decisions are based on a public information flow, the insider possesses from the beginning...