This paper develops a model of choice that embeds some psychological aspects affecting decision maker's behaviour. In the model, the decision maker attaches an unobservable psychological index -representing, e.g., the level of perceived availability or the level of salience- to each alternative...

This paper examines the investment strategies of regulated companies in abatement technologies,market participants' trading behaviors, and the liquidity level in an inter-temporalcap{and{trade market using laboratory experiments. The experimental analysis is performedunder varying market...

Case study of Polish company Elektrim illustrates the changing basis of growth of enterprises between the transition and post-transition periods. Elektrim grew primarily through conglomeration in the transition period. After the exhaustion of this mode of growth Elektrim has started to focus on...

There is a renewed interest of banks and supervisors in operational risk. In the new Capital Adequacy Framework of June 1999 the Basel Committee calls for capital charges for operational risks as a component of Pillar one...

Praktiker wie Akademiker setzen sich im Allgemeinen mit Finanzrisiken vertieft auseinander und vernachlässigen dabei die übrigen Risiken. Damit geht ein unnötiger Wertverzehr einher...

In June 2003 Swiss banks held over CHF 500 billion in mortgages. This important segment accounts for about 63% of all loan portfolios of Swiss banks. Since default insurance is not common in Switzerland, the corresponding risks are a severe threat for the health of the financial system. We...

In this paper we discuss some statistical pitfalls that may occur in modeling cross-dependences with copulas in financial applications. In particular we focus on issues arising in the estimation and the empirical choice of copulas as well as in the design of time-dependent copulas.

This paper argues that observations of non-stationary choice behavior need notnecessarily imply specific properties of the individual’s discount function. As weshow, the observed “anomalies” in intertemporal choice can alternatively be explained by an individual’s perception of the risk...

The aim of this paper is to study the impact of bankruptcy law on financing, investment, default and liquidation decisions of firms. We build a model in which a firm can finance its investment by issuing debt. The investment is risky. Because of risk, the firm may default. The firm manager takes...

In spite of the fact that they can draw on a larger, more liquid and more diversifiedpool of capital than the equity of reinsurance companies, financial markets have failed to displace reinsurance as the primary risk-sharing vehicle for natural catastrophe risk. We show that this failure can be...