A Major Category of Economic Activity That Is Not Counted

question 31

Multiple Choice

A major category of economic activity that is not counted as part of GDP is:

• A)home production.
• B)the underground economy.
• C)nonmarket externalities such as environmental degradation.
• D)All of these are not included in GDP.

---

Definitions:

Difference Threshold

The minimum difference in stimulation that a person can detect 50% of the time, also known as the "just noticeable difference."

Retina

The light-sensitive layer of tissue at the back of the inner eye, which converts light images into nerve signals sent to the brain.

Sensory Receptors

Specialized cells or structures in the body that respond to external stimuli, such as light, sound, touch, or chemicals, and send signals to the brain.

Sensation

The method through which our sense organs and nervous system detect and depict energy forms of stimuli from the surroundings.