Concerning case selection, Gary King, Robert Keohane, and Sidney Verba alert against "picking out around the dependent variable". They argue by way of example that scientists can not make valid causal inferences about war outbreaks by only taking a look at situations where war did come about (the researcher also https://casesolution42753.full-design.com/how-hire-for-case-study-writing-can-save-you-time-stress-and-money-75350306