The D - equations for wireless phones: P = D (P,eA,eB)
The demand and supply relationship is one that differs in a lot of ways and often shown using a graph. Note that the upward slope of the curve on a graph shows the law of demand and the demand for wireless phones is one that can be affected by the amount of new mobile phone subscribers, the average cost of buying the wireless phone, and others.
Hence, The D - equations for wireless phones: P = D (P,eA,eB)
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