How does the nation decide what and how much to produce

– To decide what and how to produce, economists use a tool known as a production possibilities curve. This curve helps a nation's economists determine the alternative ways of using that nation's resources. Economists often use graphs to analyze the choices and trade-offs that people make.

Explanation:

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the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.