Suppose the Economy Is Initially in Long-Run Equilibrium and Then

question 19

Multiple Choice

Suppose the economy is initially in long-run equilibrium and then it experiences a supply shock in the form of sharply higher energy prices. Which of the following is true?

• A) The short-run aggregate supply curve shifts leftward and the long-run supply curve shifts rightward.
• B) The short-run aggregate supply curve shifts rightward and there is a movement along the aggregate demand curve.
• C) The short-run aggregate supply curve does not shift and the long-run aggregate supply curve shifts rightward.
• D) The short-run aggregate supply curve shifts rightward but the long-run aggregate supply curve does not shift.
• E) The short-run aggregate supply curve shifts leftward and there is a movement along the aggregate demand curve.

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Definitions:

Population Proportion

The fraction of individuals in a population who have a particular characteristic.

Confidence Intervals

A range of values, derived from sample data, that is likely to contain the value of an unknown population parameter, with a certain degree of confidence.

Point Estimates

Statistical measures that provide the best single estimation of an unknown population parameter.

Unbiased Estimator

A statistic used to estimate a parameter that is expected to equal the true parameter of the population.