Opportunity cost exists because of A) poverty. B) scarcity. ...

[xclash]

Opportunity cost exists because of
 
  A) poverty.
  B) scarcity.
  C) greed.
  D) self-interest.

Question 2

When income is 15,000, the amount of income taxes owed is 2,000; when income increases to 20,000, the amount owed increases to 3,000. The average income tax rate when a person earns 15,000 is
 
  A) 75 percent.
  B) 15 percent.
  C) 13.3 percent.
  D) 20 percent.

[Mholman93]

Answer to Question 1

B

Answer to Question 2

C

[xclash]

Excellent

[juliaf]

Gracias!