Suppose That When the Price of Good X Changes, the Quantity

question 85

Multiple Choice

Suppose that when the price of good X changes, the quantity of good Y demanded remains the same. The cross price elasticity of demand is

• A) zero.
• B) positive.
• C) negative.
• D) either positive or negative.

---

Definitions:

Parkinson's Disease

A degenerative disorder of the central nervous system that affects movement, often including tremors and stiffness.

Schizophrenia

A serious mental disorder characterized by abnormal social behavior, difficulty distinguishing between reality and imagination, and impaired emotional expression.

Sleep

A natural, restorative state in which the body and mind enter a reduced or suspended level of sensory and motor activity.

Acetylcholine

A neurotransmitter in the body responsible for muscle activation and plays a role in mood, memory, and learning.