The production possibilities curve demonstrate which of the following concepts?

An agreement with another country in which it agrees to import more from the United States is called a

A) VRA. B) VIE. C) VAR. D) VAT.

Suppose Jerry consumes three hamburgers at McDonald's one evening. He figured the last one was just worth the price he paid for it. If the hamburgers he buys have a price of $1, then

a. he earned no consumer surplus b. he would have earned consumer surplus if he had eaten one more hamburger c. he was irrational d. he may have earned consumer surplus on the first two hamburgers e. he earned $1 consumer surplus on the third hamburger alone