Final answer:
The statement 'People have to be able to choose something' corresponds to the Axiom of Completeness in rational choice theory, which is key for the rationality assumption in economic models.
Step-by-step explanation:
The statement 'People have to be able to choose something' reflects the Axiom of Completeness in the context of rational choice theory. The Axiom of Completeness is one of the foundational assumptions in microeconomic theory and suggests that individuals are able to make decisions between any two choices; that is, given any two options, A and B, a person can say they prefer A to B, they prefer B to A, or they are indifferent between the two. This axiom is crucial for the rationality assumption in economic models, which posits that individuals have well-defined preferences that enable them to make coherent choices.
The philosophy behind rational choice extends into the broader discussion of free will and moral responsibility. These topics delve into whether human actions are determined, what degree of freedom is necessary for moral responsibility, and the implications of determinism on moral behavior. This philosophical dimension is closely related to John Rawls's principles of justice and the broader ethical considerations on how our choices and actions are influenced by societal structures and personal circumstances.