The extra production gained by employing one more worker is called the:

The principle of vertical equity is satisfied when _____

a. individuals with a greater ability to pay have higher taxes than individuals with a lower ability to pay b. individuals receiving higher benefits from a government program pay higher taxes than those receiving lower benefits c. taxes increase as family size increases d. taxes on higher income individuals are more efficient than the taxes on lower income individuals

A baseball player who is currently batting .350 will increase his batting average on a day that he goes _____ at the plate

a. 1 for 4. b. 1 for 3. c. 2 for 5. d. 2 for 6.