Economists use the concept of ceteris paribus to examine a change in in a model. Choose one: A. one variable B. two variables C. three or more variables D. the operating assumptions

Which of the following statements concerning brazil since independence is not true? brazilians today can participate in politics through voting. brazil has been governed by dictators and elected officials. brazil became independent from portugal in 1822. brazil was the first country in the americas to end slavery.

Which ethnic group fought for immigration policy reform during the 1960s? african americans mexican americans asian americans american indians

Explain why societies cannot make a choice above their production possibilities frontier and should not make a choice below it.