What does the Herfindahl-Hirschman Index value near 10,000 imply about the market?

The supply of foreign currencies is upward sloping and the demand for foreign currencies is downward sloping

a. True b. False Indicate whether the statement is true or false

Figure 5-4

Refer to . The efficient price and quantity are
a.
$1.90 and 38 units, respectively.
b.
$1.80 and 35 units, respectively.
c.
$1.60 and 42 units, respectively.
d.
$1.35 and 58 units, respectively.