Figure 7-7 -Refer to Figure 7-7. a Shift from SRAS₁ to SRAS₂

Multiple Choice

Figure 7-7
-Refer to Figure 7-7. A shift from SRAS₁ to SRAS₂ could have been caused by all of the following except

A) an increase in the consumer confidence index.
B) an increase in payroll tax.
C) a rise in health care costs which raises the cost of employing labor.
D) terrorist attacks that destroys an economy's infrastructure.