In this paper, a new concept of "limit information" is introduced and studied for Arrow-Debreu type economies with asymmetrically informed agents. The concept is based on the so-called contractual approach that presumes that agents meet and form coalitions, where the concurrent exchange of...

A new concept of contract-based domination by coalitions for competitive economies is proposed and studied in the paper. This concept is based on the notion of (barter) contract (an elementary exchange of commodities). Here classical coalitions domination is transferred onto systems (webs) of...

Russian Abstract: В последние годы наблюдается сокращение доли стран СНГ в общем объеме российской внешней торговли. Расширить свое влияние на их рынки стремятся...

Russian Abstract: Особенностью восстановления российской экономики в первом квартале 2021 г. стала опережающая динамика роста внешнеторгового оборота и инвестиций в...

Software market is considered as a new object for the mathematical economics. A statistical study of the server operating systems market is provided, static and dynamic models of for-profit and non-for-profit software developers mixed duopoly are built (taking into account market growth,...

The article analyzes the ways of making investment decisions. The use of net present value (NPV) and internal rate of return (IRR) are criticized. Describes the indicator « the indicator of the speed of specific increment in value» (IS). The numerical example, proposed in the form of a...

A game-theoretical model of the investment value formation of the instruments of corporate control (shares or stakes in equity) is formulated and analyzed. It is shown that this value depends significantly on the allocation of equity among the owners, and the on the possibilities of the...