Three landscapers, Allen, Betty, and Christina, are visiting the lawn and garden supply store. Allen is choosing between a mower with a 40-inch blade and a mower with a 28- inch blade. Betty is picking up her mower, which was in for scheduled maintenance. Christina is putting up a For Sale sign advertising her equipment and list of customers. Who is operating in the short run?
a. Allen and Betty
b. Betty and Christina
c. Allen only
d. Betty only
e. Christina only
D
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The economy pictured in the figure has a(n) ________ gap with a short-run equilibrium combination of inflation and output indicated by point ________. 
A. recessionary; A B. recessionary; C C. recessionary; B D. expansionary; A
Refer to Table 11-7. What is the variable cost of production when the firm produces 115 lanterns?
A) $1,556 B) $1,157 C) $956 D) $10.05
Means tested government programs:
A. require recipients to undergo skills testing for benefits. B. define eligibility for benefits based on recipients' income. C. are as effective as unconditional cash transfers. D. are rarely used in the US.
Refer to the above diagram. The budget line shift which moves the consumer's equilibrium position from point A to point B suggests:
A) an increase in the quantity of Y demanded. B) a decrease in the quantity of Y demanded. C) a leftward shift in the demand curve for Y . D) a rightward shift in the demand curve for Y .