Suppose That the Demand Curve for Desktop Computers Shifts Rightward

question 48

Multiple Choice

Suppose that the demand curve for desktop computers shifts rightward and at the same time the supply curve shifts leftward.Which of the following could have caused these shifts?

• A)Desktop computers are a normal good and incomes increased,while more firms entered the market.
• B)The price of a laptop computer,a substitute for desktop computers,fell and the cost of producing desktop computers decreased.
• C)Consumers purchased more computers because of the Christmas season and the labour costs of producing desktop computers decreased.
• D)Desktop computers are a normal good and incomes decreased,while the labour costs of producing personal computers increased.
• E)Desktop computers are a normal good and incomes increased,while the labour costs of producing personal computers increased.

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Definitions:

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Multiple Act Criterion

A standard in social and behavioral research that emphasizes judging behaviors or actions based on a series of observations, rather than a single instance.

Thurstone Scale

A psychometric scale developed by Louis Thurstone to measure attitudes, consisting of statements about a particular issue with varying degrees of agreement or disagreement.

Dimension of Measurement

A specific aspect, property, or characteristic that can be measured or quantified.