A leftward shift of a supply curve represents a decrease in supply

According to the benefit principle, the Social Security payroll tax is _____. According the ability-to-pay principle, the Social Security payroll tax is _____

a. equitable; equitable b. equitable; inequitable c. inequitable; equitable d. inequitable; inequitable

A tendency for a good to come into favor with consumers because other consumers have chosen to buy the item is

A) price-leadership. B) negative-sum game. C) positive market feedback. D) negative market feedback.