Which Amendment to the Constitution freed slaves?

Which of the following is not a reason to be cautious about using GDP as an indicator of development?

a. Developing countries may not have many statisticians. b. GDP includes the value of harmful products. c. Many goods and services are exchanged for others and are not recorded as having a specific value. d. Traditional methods of comparing countries' GDP data have numerous statistical weaknesses. e. All of the above are reasons for caution.

Which of the following observations is true?

a. Free markets will achieve all of society's goals. b. The ability to buy goods is divided equally among consumers. c. The market deals with efficiency in production through the profit motive. d. The market system encourages firms to use inputs wastefully.