The Introduction of the Video Cassette Recorder in the 1970s

question 26

Multiple Choice

The introduction of the video cassette recorder in the 1970s exemplified a problem in measuring the cost of living; that problem is the problem of

• A)substitution bias.
• B)product-improvement bias.
• C)introduction of new goods.
• D)unmeasured quality change.

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Definitions:

Place Theory

A theory explaining how the inner ear registers the frequency of sounds, based on the location along the cochlea’s basilar membrane that sound waves peak.

Cones

Visual receptors that respond to greater light intensities and give rise to chromatic (color) sensations.

Visual Sensations

The experience derived from light stimulating the visual receptors in the eyes, leading to visual perception.

Frequency

The number of occurrences of a repeating event per unit of time, often applied to waves or vibrations.