An instrument used to measure the airflow through a duct at a given supply or return is a(n) ____.

The allowable draft rate in a room is _____ fpm.

Which of the following is NOT a feature of free enterprise (free market)?

Headline:  Saudis, other oil giants announce surprise production cuts.  What happens to the equilibrium price and quantity of oil?

Use the graph above to indicate what will happen to the supply of apples given the following scenario:   iRobot unveils a new machine that is able to detect and pick ripe apples that costs half of what a human worker would cost.

Which of the following could increase demand for a good or service?

In economics, demand means

Headline: St. Cloud development project to include a Caribou Coffee shop.  What is the impact on the equilibrium price and quantity of coffee in St. Cloud?

Quantity supplied refers to 

The Saturday Night Live commercial for Litter Critters was a joke about which economic question?