1.

The total effect of a price change of a commodity is

Answer»

 Substitution EFFECT plus income effect



The total effect of a price CHANGE of a commodity is substitution effect plus income effect. The income effect is the change in consumption patterns due to a change in purchasing power. This occurs with income increases, price changes, and even currency fluctuations. SINCE income is not a good in and of itself (it can only be exchanged for GOODS and services), price DECREASES increase purchasing power.



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