According to Robert E. Lane, the "crucial period" of a person's political, social, and psychological development is between the ages of twenty and twenty-five

Suppose a political scientist explains modern warfare as a struggle for access to natural resources and markets. This adheres to which type of explanation?

a. Ideational b. Institutional c. Psychological d. Rational-material

Mr. Marsh has received criticism that his most recent study lacks reliability. He is concerned on how he might might improve future studies

If he uses pilot versions of a measure, might it improve reliability? If not a pilot version, what else could he use? Discuss three other ways that he could improve reliability. What will be an ideal response?