The American Medical Association is responsible for many of the characteristics of the modern health care delivery system

Use national demand and supply curves to show (a) the incentives for trade to begin between nations. (b) the effect on the likely pattern of trade of a change in technology in A that causes A's national supply curve to shift out

(c) the effect on the likely pattern of trade of a change in tastes in B in favor of good S.

The expenditure multiplier is smallest when the

A) LM curve is positively sloped. B) LM curve is horizontal. C) IS curve is vertical. D) LM curve is vertical.