If Two Goods, X and Y, Have a Negative Cross-

question 61

Multiple Choice

If two goods, X and Y, have a negative cross- elasticity of demand, then we know that they

• A) each have a price elasticity greater than one.
• B) are both normal goods.
• C) are substitutes.
• D) are complements.
• E) are both inferior goods.

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Definitions:

Secondary Sex Characteristics

These are features that appear during puberty, distinguishing male and female bodies, but are not directly involved in reproduction.

Adrenal Glands

A pair of endocrine glands that sit just above the kidneys and secrete hormones (epinephrine and norepinephrine) that help arouse the body in times of stress

Testosterone

The most important male sex hormone. Both males and females have it, but the additional testosterone in males stimulates the growth of the male sex organs during the fetal period, and the development of the male sex characteristics during puberty.

Y Chromosomes

A sex chromosome found only in males, which contains genes that are critical for male sex determination and development.