With regard to case range, Gary King, Robert Keohane, and Sidney Verba warn from "picking to the dependent variable". They argue by way of example that researchers are not able to make valid causal inferences about war outbreaks by only looking at situations where war did occur (the researcher https://edgarqooqq.luwebs.com/34171311/5-essential-elements-for-mba-case-study-help