Using Gabriel's budget line, and his indifference curves between horseback riding lesson and baseball lessons, and then changing of each activity holding his income constant, which of the following can be derived?

A. Capital loss B. Production cost C. Dead-weight loss D. Depreciation

A. Ricardo B. Marshall C. Heckscher & Ohlin D. Haberler

A. On a linear demand curve, all the five forms of elasticity can be depicted B. If two demand curves are linear and intersecting each other, then, coefficient of elasticity would be same on different demand curves at the point of intersection. C. If two demand curves are linear and parallel to each other, then, at a particular price, the coefficient of elasticity would be different on different demand curves. D. The price elasticity of demand is expressed in terms of relaive not absolute changes in Price and Quantity demanded.

A. Increase B. Decrease C. Remain the same D. Become zero