Two schools: One is saying that the spike is the result of excessive speculation while the other holds the more traditional position that the increase is a function of supply and demand.

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Long-term natural gas prices are predicted to increase as a function of both supply and demand fundamentals.

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The 13-percent growth in the quarter was primarily a function of an increase in the number of buyers (up 22 percent), the Reston, Va.

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If the likelihood of getting caught is the greatest deterrent to white collar crime, then Congress should increase the budgets of those agencies whose function is to catch white collar criminals.

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Secondly, there may be an increase in the number of specialised MBAs, be it industry- or function-specific.

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Obesity causes impairments in lung function, such as a reduction in lung volume and an increase in the amount of oxygen used during breathing, but these on its own would not be enough to induce the condition.

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Because of this, there are higher expectations of the results marketing can deliver and a corresponding increase in and accountability for technology budgets allocated to the marketing function.

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Research has show that second-hand smoke can increase the risk of a range of conditions, including sudden infant death syndrome and asthma, as well as impairing lung function.

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