Suppose That the Units of Variable Input in a Coal-Production

question 61

Multiple Choice

Suppose that the units of variable input in a coal-production process are 1, 2, 3, 4, and 5, and the corresponding total outputs per period are 10, 15, 19, 22, and 24 tons, respectively.The marginal product of the third unit of input is _______ tons per period.

• A) 3
• B) 4
• C) 15
• D) 19

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Definitions:

Crude Birth Rate

The number of live births per 1,000 people in a population in a given year.

Teenage Pregnancy Rate

The number of pregnancies per 1,000 females aged 15-19 in a given year, a key indicator of reproductive health and socio-economic conditions.

Immigration

The movement of people from one country to another to live or work.

Emigration

The act of leaving one's country or region to settle in another, often driven by economic, social, political, or environmental factors.