By using the Pontryagin maximum procedure the author has found an optimal dynamic rule for the distribution of labor, investment, and material resources between the sectors of the open three-sector economy according to the maximi-zation criterion of discounted marginal consumption

Dynamic model of efficient allocation of water with three sources of water supply (groundwater, surface water and the recycling technology with limited capacity) is constructed and analyzed. It is shown that in case of binding capacity constraint we can abandon the use of groundwater at some...

Russian Abstract: Предложены модели, описывающие зависимость рыночной стоимости полувагонов от возраста, и соответствующая таблица процентов обесценения