We discuss the origins and the possible reasons for the sudden death of the VOLAX contract.

We analyze the implied volatility surface structure of ODAX options as traded on DTB (currently Eurex). We apply PCA to cross sections of the implied volatility surface taken along the same moneyness (m) or the same time to maturity (T). For data from the period October 3rd 1997 – November...

"Power security" is a term inevitably related to "risk" and "risk management". Sound risk management practices will not only lead to more financially stable performance of the power sector, but also to a more secure power system. In this article we comment on integrated risk management and its...

The article presents the initial proposal for the group risk measurement based on the comparison of two interconnected sets of webs. The risk scalar has been presented both for each separated subsidiary as well as for the group itself. It was shown the risk profile of the group could be...

The correlation analysis was conducted on dynamic of GDP and company failure rate for Poland, Europe and USA for the period 2003-2011; it was found a negative correlation. An analysis was undertaken for the relation between the rate of corporate failure in Poland and the rate of change of overall...

In the presented paper, the author tried to introduce a new initiative in risk assessment of companies' financial difficulties, which arise in the RMI CRI in Singapore under the guidance of prof. Jin-Chuan Duan. This initiative and proposed based on Poisson process theoretical model is available...

Celem artykulu jest zweryfikowanie zwiazkow zarzadzania zaopatrzeniem ze strategia przedsiebiorstwa oraz wartoscia przedsiebiorstwa. Punktem wyjscia do prowadzonych analiz sa badania przeprowadzone wsrod polskich menedzerow, dotyczace roli zakupow w przedsiebiorstwie, w 2008 i 2010 roku....

Celem artykulu jest analiza pozycji konkurencyjnej najwiekszych przedsiebiorstw branzy budowlanej z wojewodztwa podlaskiego, na tle sektora w latach 2010 - 2012. Do analizy wykorzystany zostal tzw. Radar Nagashimy, pozwalajacy okreslic w sposob syntetyczny wzgledne ksztaltowanie sie wybranego...

Research background: Sektor, w ktorym funkcjonuje podmiot gospodarczy, nalezy do istotnych czynnikow majacych wplyw na jego strukture kapitalu. Przedmiot dzialalnosci przedsiebiorstwa oddzialywuje nie tylko na proporcje kapitalow wlasnych i obcych w jego finansowaniu, ale wplywa rowniez znaczaco...