The main result of this paper consists in the resolution of the inverse problem for the Black-Cox (1976) model, using the method proposed by Sukhomlin (2007). Based on the backward approach, we obtain an exact expression of the implied volatility expressed as a function of quantifiable market...

The growth or decline of a region depends on its power to pull and retain both business and the right blend of people to run them. This pulling power depends on what we call the "Image" of the region, a variable which expresses the region's present state of development and future prospects and...

We describe an efficient method for estimating enterprise input-output tables for cases when only information on marginal totals is available. In order to estimate the production structure of enterprises, we utilize engineering knowledge to construct a qualitative prior containing 1 wherever an...

We present the generalized hybrid averaging (GHA) operator. It is a new aggregation operator that generalizes the hybrid averaging (HA) operator by using the generalized mean. Thus, we are able to generalize a wide range of mean operators such as the HA, the hybrid geometric averaging (HGA), the...

In this paper we present a reformulation of a lemma due to Lippman and McCall - initially formulated a unique random variable - to be applied to the case of several random variables, and we illustrate its use in the theory of the firm under uncertainty. We have performed this on a recent model...

Die von wirtschaftlichen Umbrüchen geprägten Jahre nach der Wiedervereinigung waren für viele Ostdeutsche mit zunehmender Unsicherheit verbunden, während die Veränderungen in Westdeutschland weitaus weniger gravierend waren. In der Folge kam es in den 90er Jahren zu einem massiven Rückgang...

The paper investigates the importance of probability weighting in financial decisions and examines the degree to which risk-taking behavior deviates from expected utility theory in the presence of probability weighting. A group of professional traders participates in an experiment, whose data...

This paper investigates whether immigrants adapt to the attitudes of the majority population in the host country by focusing on the effect of ethnic persistence and assimilation on individual risk proclivity. Employing information from a unique representative German survey, we find that...

This study examined the relationship between share prices and dividends, earnings and book values for companies listed on the Nairobi Securities Exchange (NSE) in Kenya for the six years period between 2005 and 2010. Using panel data analysis the study found evidence that there is a positive and...

Article refers to the issue of credit risk management in commercial banks. Particular attention is paid to the problem of stress testing. In addition, methods are presented that allow prediction of the losses of the portfolio in the context of extreme events relating to the crises of financial...