1. Summarize The text identifies the two prevalent theories on how human beings migrated from Asia to the Americas. Summarize these two theories.

answer: capitalism and socialism are formal economies. the major differences between capitalism and socialism revolve around the role of the government and equality of economics. capitalism affords economic freedom, consumer choice, and economic growth.

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written by alan ward and published in 2003. ward is a historian and was a professor at the university of connecticut.

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the debate held in 1980 by carter and reagan was decisive for the elections. while carter tried to convince people that reagan was a "war hawk", reagan put all his efforts in showing the necessity to take care about medicare and the social security advantage. this debate reagan to win the elections