1) Which of the following explains why the aggregate demand schedule is downward
sloping?
A.the real-balances effect
B.the interest-rate effect
C.the foreign purchases effect
D.all of these
2) when total product is diminishing, marginal product is:
a.positive and increasing.
b.positive and decreasing.
c.constant.
d.negative.
3) The following table which indicates the dollar price of libras, the currency used in
the hypothetical nation of Libra. Assume that a system of freely floating exchange rates
is in place.
Refer to the above table. The exchange rate is:
A.4 libras for one dollar.
B..25 libras for one dollar.
C..40 libras for one dollar.
D.3 libras for one dollar.
4) If APC = .6 and MPC = .7, the immediate impact of an increase in personal taxes of
$20 will be to:
A.have no effect on consumption.
B.decrease consumption by $14.
C.decrease consumption by $12.
D.increase consumption by $14.