1.) Hiring Marco increases a business's output by 21 units an hour. Output is sold in competitive markets for $4 per unit. The highest hourly wage the business will pay Marco is

A) $4.

B) $5.

C) $40.

D) $80.

E) $100.

2.)The University of Toronto offers free anti-virus software to all staff and students. This is an example of

A) irrational decision-making.

B) the invisible hand.

C) public provision of a public good.

D) monopoly pricing.

E) corporate generosity.