___ Is Becoming a Serious Problem as Demand for Drinking

question 23

Multiple Choice

___ is becoming a serious problem as demand for drinking water increases in coastal cities.

• A) Pollution of the ocean's water
• B) Decrease in seawater salinity
• C) Development of fresh-water springs on the seabed
• D) Salt-water intrusion into wells

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Definitions:

Demand

The desire to purchase goods and services backed by the ability and willingness to pay a certain price.

Consumer Surplus

The gap between the total price consumers are ready and able to spend on a good or service and what they actually spend.

Willingness To Pay

The maximum amount an individual is prepared to spend to acquire a good or service.

Producer Surplus

The difference between what producers are willing to sell a good for and the actual price they receive, representing the benefit to producers.