How do the literacy rates in European countries affect the standard of living in Europe?

Why are the majority of the world's economies mixed? what may happen to the "pure" types of economies (traditional, socialist/command, market capitalist) when they incorporate elements from other economic models?

Which of these describes a social effect of the civil war? a) fields were left unplanted because the slaves had been freed and much of the male population was unavailable to plant or harvest crops. b) over 600,000 men died, mostly because of the lack of food, clean water, and hygienic medical practices. c) after the emancipation proclamation was issued, african americans were allowed to join the union army. d) lincoln’s assassination after the surrender caused a disruption in the rebuilding of the nation.

Which of the following was the greatest short-term effect of spanish colonization on american indians? a. it sharply decreased their population b. it opened them to european ideas c. it gave them new crops to growd. it led to their disappearance from the americas i would appreciate the : ) i'm stuck between a couple answers