A four-firm concentration ratio measures Group of answer choices the fraction of an industries sales accounted for by the four largest firms. the fraction of employment of the four largest firms in an industry. how the four largest firms became so concentrated. the production of any four firms in an industry.

Which of the following statements about the relationship between economic costs and accounting costs is true? multiple choice accounting costs are equal to or greater than economic costs. accounting costs must always equal economic costs. accounting costs are always greater than economic costs. accounting costs are always less than or equal to economic costs.

What is an example of a good stock to buy during economic expansion? a) cyclical stock b) defensive stock c) income stock d) bond

Careers in designing, planning, managing, building and maintaining the built environment can be found in the following career cluster: a. agriculture, food & natural resources b. architecture & construction c. arts, audio-video technology & communications d. business, management & administration