How does entrepreneurship affect a country's economy?

Which of these describes the most important popular jobs in the new england colonies

Is when a person has given their consent based on understanding the actions and facts of a study?

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.