<Ol> <Li> Meta - ethics, concerning the theoretical meaning and reference of moral propositions, and how their truth values (if any) can be determined </Li> <Li> Normative ethics, concerning the practical means of determining a moral course of action </Li> <Li> Applied ethics, concerning what a person is obligated (or permitted) to do in a specific situation or a particular domain of action </Li> </Ol> <Li> Meta - ethics, concerning the theoretical meaning and reference of moral propositions, and how their truth values (if any) can be determined </Li> <Li> Normative ethics, concerning the practical means of determining a moral course of action </Li> <Li> Applied ethics, concerning what a person is obligated (or permitted) to do in a specific situation or a particular domain of action </Li>

A core concept to the ancient greek ethical theory was