This paper constructs a model for the evolution of a risky security that is consistent with a set of observed call option prices. It explicitly treats the fact that only a discrete data set can be observed in practice. The framework is general and allows for state dependent volatility and jumps....

This paper analyzes and quantifies the idea of model risk in the environment of internal modelbuilding. We define various types of model risk including estimation risk, model risk in distributionand model risk in functional form. By the quantification of these concepts we analyzethe impact of...

The paper deals with the evaluation of Collateralized Debt Obligations forinvestment purposes. CDOs are classified in the asset backed environment. Itsspecific risks (market, timing, recovery, agency) are discussed. To understand theportfolio aspect, the concept of the diversity score is...

We investigate the problem of modeling defaults of dependent credits.In the framework of the class of structural default models we studythreshold models where for each credit the underling ability-to-payprocess is a transformation of a Wiener processes. We propose a modelfor dependent defaults...

The results of an asset market experiment, in which 64 subjects trade two assets oneight markets in a computerized continuous double auction, indicate that objectivelyirrelevant information influences trading behavior. Moreover, positively and negativelyframed information leads to a particular...

Bubbles in asset markets have been documented in numerous experimentalstudies. However, all experiments in which bubbles occurpay dividends after each trading day. In this paper we study whetherbubbles can occur in markets without dividends. We investigate therole of two features that are...

In this paper the authors measure the risk attitudes of bond investors which can be revealed from settled market prices. They present an equilibrium model which focuses on the stochastic behavior of tastes in addition to the dynamics of investor beliefs.

This paper examines the relative information shares of the Bund, i.e. the ten-year Euro bondfuture contract on German sovereign debt, versus two futures with shorter maturity. We findthat the Bund is most important but does not dominate price discovery. The other contractsalso have relevant –...

Water is a vital resource for human existence on earth. The importance of this resource to the wellbeingof mankind and the general scarcity of drinking water which is expected to grow requires thepublic to reflect on the best ways to address demand and supply issues. Therefore, the discourse...