A straight-line demand curve along which the price elasticity of demand equals 0 is one that
A.forms a 45 degree angle with the vertical axis.
B.forms a 60 degree angle with the horizontal axis.
C.is vertical.
D.is horizontal.
A.forms a 45 degree angle with the vertical axis.
B.forms a 60 degree angle with the horizontal axis.
C.is vertical.
D.is horizontal.
此题为判断题(对,错)。
B.the rate at which demand changes when price changes
C.how responsive the quantity demanded is to changes in price
D.the percentage-slope of the demand curv
E.None of these correctly defines what price elasticity of demand measures.
B.the quantity demanded at a given price
C.The shift in the demand curve when price changes
D.The demand for a product holding price constant
此题为判断题(对,错)。
B.rises; curved
C.falls, curve
D.rises; straight
A、the price of the good responds substantially to changes in demand.
B、demand shifts substantially when income or the expected future price of the good changes.
C、buyers do not respond much to changes in the price of the good.
D、buyers respond substantially to changes in the price of the good.
A、lackage of elasticity
B、elastic
C、unelatic
D、powerfully elastic
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