The basic principles of economics suggest that a. markets are seldom, if ever, a good way to organize economic activity. b. government should become involved in markets when trade between countries is involved. c. government should become involved in markets when those markets fail to produce efficient or fair outcomes. d. all of the above are correct

c.

Explanation:

According to my research on the basic principles of economics, I can say that based on the information provided within the question they suggest that governments should become involved in markets when those markets fail to produce efficient or fair outcomes. This is so that everything remains balanced and not one-sided as that can lead to huge problems in society.

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b) to encourage free trade

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.