What determines how many items should make up a particular unit .

Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.

What is likely to happen if a new aggregate demand curve moves to the right? prices and output would drop, and the equilibrium point will stay the same. prices would rise, and output would drop in the short run. prices and output would rise, and the equilibrium point will change. prices would rise, and output would drop in the long run.

The y-value if a data point corresponding to x1