Demand Analysis. The demand for high-definition television sets (HDTV) is often described as highly cyclical, and very sensitive to HDTV prices and interest rates. Given these characteristics, describe the effect of each of the following in terms of whether it would increase or decrease the quantity demanded or the demand of HDTVs. Moreover, when price is expressed as a function of quantity, indicate whether the effect of each of the following is an upward or downward movement along a given demand curve or instead involves an outward or inward shift in the relevant demand curve for HDTVs. Explain your answers.
A. A decrease in HDTV prices
B. A fall in interest rates
C. A rise in interest rates
D. A severe economic recession
E. A robust economic expansion

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The Answer of Demand Analysis. The demand for high-definition television sets (HDTV) is often described as highly cyclical, and very sensitive to HDTV prices and interest rates. Given these characteristics, describe the effect of each of the following in terms of whether it would increase or decrease the quantity demanded or the demand of HDTVs. Moreover, when price is expressed as a function of quantity, indicate whether the effect of each of the following is an upward or downward movement along a given demand curve or instead involves an outward or inward shift in the relevant demand curve for HDTVs. Explain your answers.
A. A decrease in HDTV prices
B. A fall in interest rates
C. A rise in interest rates
D. A severe economic recession
E. A robust economic expansion