With regard to case assortment, Gary King, Robert Keohane, and Sidney Verba warn in opposition to "picking within the dependent variable". They argue by way of example that researchers are not able to make valid causal inferences about war outbreaks by only investigating situations where war did materialize (the researcher https://case-solution54614.wssblogs.com/32870238/a-simple-key-for-case-study-solution-unveiled