文档介绍：Chapter2:’smostimportantmarkets(wheat,gasoline,andautomobiles)-,stressthatwhenrepresentingademandfunction(eitherwithagraphoranequation),,,,,,makethedistinctionbetweenquantitydemandedasafunctionofprice,Q=D(P),andtheinversedemandfunction,wherepriceisafunctionofthequantitydemanded,P=D-1(Q).ThismayclarifythepositioningofpriceontheY-axisandquantityontheX--