Q20. Of the following examples, which one has little or no effect on labor productivity?

• The frequency of business cycles.
• Technological change.
• The quality and quantity of available capital resources.

Q21. Which of the following is included in GDP?

• The tickets to a football game that were bought but never used.
• The cost of eggs for a baker who sells donuts and cakes.
• Revenue from the sale of a three-year old car.

Q22. Over the past 50 years, which component of consumer spending has steadily gained as a percentage of the total?

• durable goods
• nondurable goods
• services