0. Basic Principles of Economics

In the context of economics, which term best describes most goods and services produced at home for personal use rather than for sale in the market?

Which of the following best describes the concept of opportunity cost in economics?

Which of the following is determined by an economic system?

Which of the following best describes how producers benefit from specialization?

Which of the following is a disadvantage of bartering compared to using currency to purchase goods?

If a company wishes to test market a product, it would do so to:

Which of the following best describes a free market economy?

Which of the following best describes products in a natural monopoly market?

Which group makes up the overwhelming majority of U.S. exporters?

Which market index is normally associated with tracking the performance of 30 large, publicly-owned companies based in the United States?

Which of the following indicators do economists commonly use to determine the state of the economy?

Sunk costs are costs that:

If the company sells every unit it produces, which of the following statements is true about its inventory levels?

Which type of market structure uses intermediaries that move products between the manufacturer and the consumer?

Which of the following statements is true according to Adam Smith's theories?