Which of the Following Is an Injection into the Circular

question 1

Multiple Choice

Which of the following is an injection into the circular flow?  

• A) interest rates 
• B) saving 
• C) taxes 
• D) exports

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Definitions:

Labor

Describes the use of human physical and mental capabilities in creating products and services.

Average-Variable-Cost Curve

The average-variable-cost curve graphs the unit variable cost against the level of output, typically showing a U-shaped curve due to economies and diseconomies of scale.

Variable Cost

Costs that change in proportion to the level of goods or services that a business produces.

Marginal Product

The additional output that is generated by employing one more unit of a specific factor of production while holding other factors constant.