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...

Purpose. To analyze the potential of selected social media tool – the youtube channel – in supporting knowledge transfer and diffusion from institutions that form tourism business environment to tourism enterprises. Method. The analysis was based on a case study of the Irish National Tourism...

The aim of this paper is to present the concept of solution of the incentive conflict that exists within R&D cooperation between firms that share know-how. In the relevant literature formal and legally-based solutions to the above conflict are discussed, i.e. (i) know-how contracting and (ii)...

Gregory Bateson is one of the most singular authors in communicational thought. He was himself a kind of outsider, placed in a novel unknown field, in a concern to outstand thought barriers. There is the possibility of grounding a more consistent idea on communication outstanding sociological...

Polish Abstract: Niniejszy artykuł przedstawia koncepcję etyki jako refleksji nad jakościowym potencjałem działalności gospodarczej. Sugeruje on, że ilościowo-instrumentalna użyteczność kategorii gospodarczych takich jak monetarne zyski i straty może się w pełni zmaterializować...

The newest findings in analysis of bilateral monopoly (BM) of lignite opencast mine & power plant have been discussed. The determinism of optimal solution not only in quantity of lignite (the size and shape of the ultimate pit) but also in its price has been depicted. It has been proposed to...

The application of Nash bargaining solution to profit division in negotiation between opencast lignite mine and power plant has been discussed. Different proposals of status quo point usage and ways of its determination for profit sharing both in strategic and tactical/operational negotiation...

Lignite price negotiation between opencast mine and power plant as a two-stage, two-person, cooperative, non-zero sum game. Based on the simple model of the lignite deposit the methodology of finding the optimal solution for bilateral monopoly (BM) of lignite mine and power plant is shown taking...

So far, the existing literature on the hold-up problem with renegotiation has imposed assumptions such that the post-renegotiation payoffs are absolutely continuous functions. Since payoffs may fail to be differentiable at the investment profile to be sustained, first order conditions for...