An Income Elasticity (E_y)of 2

question 27

Multiple Choice

An income elasticity (E_y) of 2.0 indicates that for a ____ increase in income,____ will increase by ____.

• A) one percent; quantity supplied; two units
• B) one unit; quantity supplied; two units
• C) one percent; quantity demanded; two percent
• D) one unit; quantity demanded; two units
• E) ten percent; quantity supplied; two percent

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Definitions:

Chronic Obstructive Pulmonary Disease

A long-term inflammatory lung disease that causes obstructed airflow from the lungs, leading to breathing difficulties.

Bronchioles

Small passages in the lungs through which air passes, the last parts of the respiratory tract air reaches before the alveoli.

Inhalation

The act of breathing in, where air enters the lungs, allowing oxygen to be absorbed into the bloodstream.

Pharynx

The muscular tube that connects the mouth and nasal passages to the esophagus and larynx, serving both the respiratory and digestive systems.