1. Efficiency is a central concern in microeconomics because:
a) resources are unlimited, but economic wants are limited.
b) resources are unlimited, and economic wants are also unlimited.
c) resources are limited, but economic wants are unlimited.
d) resources are limited, and economic wants are also limited.
2. Which of the following would NOT shift the supply curve for ground coffee beans?
a) popularity of coffee drinks.
b) price of land where coffee beans can be grown.
c) number of coffee bean farmers.
d) an expected increase in the future price of coffee beans.