Between 1994 and 2004, the Monthly Charge for Cellular Phone

question 142

Multiple Choice

Between 1994 and 2004, the monthly charge for cellular phone service decreased from $120 per month to $30 per month. At the same time, the number of subscribers increased from less than 10 million to more than 75 million. Which of the following provides the best explanation for these changes?

• A) an increase in consumer income between 1994 and 2004
• B) a reduction in the price of residential phone service, a substitute for cellular phone service
• C) an increase in the wages of workers in the cellular phone industry
• D) technological improvements that reduced the cost of supplying cellular phone service

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Definitions:

Resources

Assets, materials, or substances that are available and useful in achieving goals or completing tasks.

Type D Personality

A personality type characterized by negative affectivity and social inhibition, often linked with increased risk for stress-related health problems.

Expressing Emotions

The act of conveying feelings and emotions through words, gestures, facial expressions, or other behaviors.

Bothering

The act of causing annoyance, worry, or discomfort to someone.