Two-factor authentication makes it less likely that an intruder can masquerade as an authorized user. Authentication factors are categories of credentials used to verify that someone or something is who or what they are declared to be.
Factors that Influence Decision Making. There are several important factors that influence decision making. Significant factors include past experiences, a variety of cognitive biases, an escalation of commitment and sunk outcomes, individual differences, including age and socioeconomic status, and a belief in personal relevance.
Examples of the qualitative factors in make-or-buy decision are: control over quality of the component, reliability of suppliers, impact of the decision on suppliers and customers, etc. The quantitative factors are actually the incremental costs resulting from making or buying the component.