The study addresses important question regarding the computational aspect of coalition formation. Almost as well known to find payoffs (imputations) belonging to a core, is prohibitively difficult, NP-hard task even for modern super-computers. In addition to the difficulty, the task becomes...

The present analysis addresses the apparently critical issue of circulation of wealth in society. Three actors play the game of welfare-related taxation. The first actor, in the role of Negotiator No.1, stands up for citizens’ legal and moral rights to primary needs. The second actor, in the...

Playing a bargaining game the players are trying to enlarge their share of a sugar-pie. However, HE is not very keen on sweets and does not prefer a piece of the pie if the size of the pie is too small or too large. In HIS view, too small or too large pies are not of a reasonable quality. In...

A partially ordered set formalizes and generalizes the intuitive notion of ordering, sequencing, or arrangement of the elements in the set. In the present paper under Monotone (or Monotonic) System we understand a totality of sets of guests charity positions arranging guests utilities possessing...

A concept of a kernel was re-visited for stock market analysis using monotone choice functions. We focused on indicators of purchases and sales on the German stock market, which have an advantage over others, giving a higher dynamics of changes for each such a specific change, which was called...