1-Suppose that the price elasticity of demand for alphaalph is less than1.if alphaalpha froms become more productive, the equilibrum price. of alphaalpha will........... and the total the revenue of farmers will........

a- fall;increase b-rise; increase. c- fall; decrease E- rise; decrease .

2-if the price of USB drives increase ,the demand curve for USB for drive--------- and the quantity of USB drives demand---

a-shifts leftward; dose not change. b-shifts leftward;decreases. C-dose not shift; decreases. E- does not shift; does not change.

3- Suppose that the price elasticity of demand is equal to 1. then

a- 5 percentage increase in results in a 5 percent decrease in total revenue .

b- the demand curve is a straight line with slope -1

d-a 5 percent increase in price results in a 5 percent increase in total revenue .

e-a5 percent increase in price does not total change revenue .

4- suppes that market buys two different Goods.His marginal utility is defined by

a-his average utility for the two goods. b-summing his total utility from construction of each good and then dividing by two.

c-how much benefit he gets from another unit of each goods.

d- all of the above answers are correct .

5-Assume diminishing and positive marginal utilities;as consumption the increases the total marginal.

a-positive and rising at an increasing rate. b- falling. c-positive and rising at any rate. e-positive and rising at a decreasing rate.