The prevalence of social media activity during the Arab String or the Umbrella Movement is testament to the importance of ______.

A potential problem facing nonequivalent control-group designs is that

A) unequal group size may hinder the analyses. B) these designs are unethical. C) groups may differ on variables other than the dependent variable. D) these designs work better with animals than with humans.

Which level of analysis provides a better view of depth and intensity in world politics?

a. International system c. Individual actor b. Nation-state d. None of the above