1. If we divide the total quantity of output by the quantity of a particular type of input that was used to help produce that output, we get the _______________ of that type of input.

marginal product

productivity

dispensability

utility

2. For the United States, the average growth rate of real GDP per capita during the past 75 years has been _______________ the average growth rate of real GDP per capita during the past 150 years.

substantially higher than

substantially lower than

about the same as

We're not sure, because the data is not available.

3. For the United States, the average growth rate of real GDP per capita during the past 20 years has been _______________ the average growth rate of real GDP per capita during the first 25 years after the end of World War 2.

substantially higher than

substantially lower than

about the same as

We're not sure, because the data is not available.