We consider an optimal stopping problem in a certain model described by a stochastic delay differential equation. We reduce the initial problem to a free-boundary problem of parabolic type and prove the corresponding verification assertion. We also give an example of such an optimal stopping...

Der Markt dient als quasi-definitorischer Orientierungsrahmen für alle Marketing-aktivitäten. Defizite der vorhandenen Marktkonzepte sowie innovative Architekturen von Wertschöpfungssystemen jenseits der Marktorientierung haben zur Folge, dass mit einer Marktfokussierung die faktische...

The question of how a pure fiat currency is enforced and comes to have a non-zero value has been much debated (Selgin, 1994). What is less often addressed is, in the case where the enforcement is taken for granted and we ask what value (in terms of goods and services) the currency will end up...