A Nation's Purchasing Capability Tends to Increase When the Proportion

question 19

Multiple Choice

A nation's purchasing capability tends to increase when the proportion of

• A)lower-income households increases.
• B)upper-income households increases.
• C)top wage earners increases.
• D)middle-income households increases.
• E)top wage earners decreases.

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Definitions:

Stress

A physical, chemical, or emotional factor that causes bodily or mental tension and may be a factor in disease causation.

Psychoneuroimmunology

The study of the interaction between psychological processes, the nervous system, and the immune system.

Immune System

The complex network of cells, tissues, and organs that work together to defend the body against harmful pathogens and disease.

Stress

The body's response to any demand or challenge, which can be caused by both positive and negative experiences and can affect an individual's mental and physical health.