In the circular-flow diagram, one loop represents the flow of goods and services, and the other loop represents the flow of factors of production

What are the three main conclusions that can be drawn from an analysis of growth rates for developed countries?

What will be an ideal response?

If an industry has exactly 10 firms with identical sales, the four-firm concentration ratio must be:

A. 10. B. 60. C. 90. D. 40.