Why does non regulated monopolies charge the highest possible rates

answer: Because they can get away with charging whatever price they want to on goods because they own them all.

answer:

A monopoly's potential to raise prices indefinitely is its most critical detriment to consumers. Because it has no industry competition, a monopoly's price is the market price and demand is market demand. ... As the sole supplier, a monopoly can also refuse to serve customers.

Explanation:

detente translated to english means politics

ayatollah khomeini can best be described as the leader who declared iran to be an islamic republic.