Clearly, the boom in energy and commodity prices has changed the economicsof difficult searches for oil, gas and minerals.
无疑，能源和日用品价格的上涨已经改变了对石油、天然气以及矿产进行艰苦探查的经济学意义。
2
But even if nuclear power plant construction costs rise as a result of this incident, the economicsof power generation still favor a mix of energy sources that include nuclear.
但是，即便此次事故导致核电站建造成本上升，电力生产的经济学青睐的仍是包括核电在内的多种能源组合。
3
Such a charge, whether a tax or a system of tradable permits to pollute, would change energyeconomics radically.