A large holding of land and power is an empire I believe.
Opportunity cost is the value of something when a particular course of action is chosen. Simply put, opportunity cost is what you must forgo in order to get something. The benefit or value that was given up can refer to decisions in your personal life, in a company, in the economy, in the environment, or on a governmental level.
If Marcus compares prices before making a purchase, the price of goods is important to Marcus and he hopes to have the best price.
Yellow journalism that intensified the public anger at Spain.
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