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A monopoly may continue to make economic profits in the long run because of the barriers to entry in its industry.
Gizzard
Of birds and some other animals, a digestive chamber lined with a hard material that grinds up food.
Acidic Chyme
The partially digested, acidic food mixture that moves from the stomach to the small intestine.
Heartburn
A discomforting burning sensation in the chest, usually occurring after eating, caused by stomach acid refluxing back into the esophagus.
Sphincter
Ring of muscle in a tubular organ or at a body opening.
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Q288: When a natural monopoly is regulated to