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It is important for most oil companies to focus on the core assets which are oil and gas reserves so as to avoid risk posed by some factors such as oil prices and costs, etc. This paper will set up a model related to investment in upstream business based on system dynamics principles and predict the size and structure of investment in upstream business with computer simulation method. It demonstrates...
By means of analyzing Yong's minimax portfolio selection model, a novel risk function is introduced with risk measure considering risk and extra return factors. The risk factor can tune the effects of asset yield on the investment decision, and the extra return factor can control the effects of assets portfolio's margin on the investment decision. Furthermore, an assets portfolio optimization model...
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