An Economist Wishes to Build a Model to Explain the Relationship

question 48

Essay

An economist wishes to build a model to explain the relationship between the number of diamonds purchased every year and the average income of consumers in that year. Which variable should be the dependent variable and which should be the independent variable? All else equal, do you expect this relationship to be positive or negative? Explain.

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Definitions:

Industry Demand

The total demand for the products or services offered by a particular industry, reflecting the combined demand of all consumers in the market.

Total Revenue

The entire amount of income generated by the sale of goods or services related to the company's primary operations.

Marginal Cost Curve

A graphical representation showing the change in the total cost of producing one additional unit of a product.

Fixed Costs

Costs that do not vary with the level of output, such as rent, salaries, and equipment maintenance.