An economy has two workers, Paula and Ricardo. Everyday they work, Paula can produce 4 computers or 16 shirts, and Ricardo can produce 6 computers or 12 shirts. What is the opportunity cost for Ricardo to produce one computer?

The main policy tool for manipulating consumer spending is personal income tax, but this tool takes time to have an effect

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

As more hours are worked, the marginal utility of leisure time tends to

A. Decrease. B. Stay the same. C. Increase. D. Decrease initially, but then increase.