Calling Long Distance Is Often More Expensive on Weekdays Between

question 270

Multiple Choice

Calling long distance is often more expensive on weekdays between 8 am and 5 pm than in the evening hours. Why is this the case?

• A) Telephone companies hope to discourage customers from calling long distance during the day to keep their labour costs down.
• B) The cost of making long-distance connections is higher during the day than in the evenings.
• C) Businesses who must call suppliers or customers during business hours have few alternatives and therefore have an inelastic demand during the workday compared to after-work hours.
• D) Increasingly, businesses who must call suppliers or customers during business hours resort to the Internet, thereby reducing demand for long-distance calls. To make up for this fall in demand, telephone companies charge higher rates.

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Definitions:

Brightness Constancy

The human visual system's ability to perceive objects as having a constant brightness even when lighting conditions change.

Perceptual Constancy

The psychological feature that enables individuals to perceive objects as unchanged despite variations in the viewing conditions like lighting, angle, or distance.

Binocular Disparity

The difference in image location of an object seen by the left and right eyes, resulting from the eyes’ horizontal separation; the basis of stereopsis or depth perception.

Atmospheric Perspective

A technique in art and visual perception, creating the illusion of depth by portraying distant objects as paler, less detailed, and usually bluer than nearer objects.