Which of the following is the primary source of rapid growth in the real earnings of workers?

Describe, in general terms, how an economist calibrates a macroeconomic model. What statistics can be usefully examined to see how well the model corresponds to the data?

What will be an ideal response?

An unexpected increase in aggregate demand

A) causes the price level to fall and the unemployment rate to rise. B) causes the price level to fall and the unemployment rate to fall. C) causes the price level to rise and the unemployment rate to rise. D) causes the price level to rise and the unemployment rate to fall.