Refer to the scenario above. Tom should submit a bid of ________

Martha's Cleaning Services is a perfectly competitive firm that currently cleans 30 offices a week and charges $20 per office, which is the going market price. Martha's marginal cost is $15

What should Martha do to increase her economic profit? Clean more offices? Raise her price? Explain your answer.

In a closed economy, the total quantity of goods demanded equals the sum of

A) consumption spending, investment spending, and government spending. B) consumption spending, national saving, and taxes. C) consumption spending, government spending, and taxes. D) investment spending, national saving, and taxes.