Econ 6115- Test Bank Exam Questions (105 Terms) With Verified Definitions Updated 2024

24. According to the textbook, the income elasticity of demand is: A about the same in the short run and in the long run. B much smaller in the short run than in the long run. C much larger in the short run than in the long run. D is difficult to differentiate from the short run to the long run. {Ans: C}According to the textbook, for most goods and services-foods, beverages, entertainment, etc.-the income elasticity of demand is: A. larger in the short run than in the long run. B. larger in the long run than in the short run. C. about the same in the short run and in the long run. D. is difficult to differentiate from the short run to the long run. {Ans: B}When a demand curve is expressed in log-linear form, such as log(Q) = a - b log(P) + b2 log(P2) + c log(I), the coefficients of the demand determinants correspond to: A. changes in determinants other than price. B. the parameters that may fluctuate in value. C. the independent variables in the model. D. the elasticity values of those determinants. {Ans: D}When network externalities are present: A. a person's