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In contrast, act utilitarians judge an act in terms of the consequences of that act alone (such as stopping at a red light), rather than judging whether it faithfully adhered to the rule of which it was an instance (such as, "always stop at red lights"). Rule utilitarians argue that following rules that tend to lead to the greatest good will ...
Rule utilitarianism states that the morally right action is the one that is in accordance with a moral rule whose general observance would create the most happiness. Act utilitarianism evaluates an act by its actual consequences whereas rule utilitarianism evaluates an action by the consequences of its general or universal practice (by all ...
Two-level utilitarianism is virtually a synthesis of the opposing doctrines of act utilitarianism and rule utilitarianism. Act utilitarianism states that in all cases the morally right action is the one which produces the most well-being, whereas rule utilitarianism states that the morally right action is the one that is in accordance with a ...
Act utilitarianism maintains that an action is right if it maximizes utility; rule utilitarianism maintains that an action is right if it conforms to a rule that maximizes utility. In 1956, Urmson (1953) published an influential article arguing that Mill justified rules on utilitarian principles. [53]
In moral philosophy, deontological ethics or deontology (from Greek: δέον, 'obligation, duty' + λόγος, 'study') is the normative ethical theory that the morality of an action should be based on whether that action itself is right or wrong under a series of rules and principles, rather than based on the consequences of the action. [1]
The utilitarian rule is easy to interpret and implement when the functions u i represent some tangible, measurable form of utility. For example: [1]: 44 Consider a problem of allocating wood among builders.
In ethics, Smart was a defender of utilitarianism. Specifically, he defended "extreme", or act utilitarianism, as opposed to "restricted", or rule utilitarianism. The distinction between these two types of ethical theory is explained in his essay Extreme and Restricted Utilitarianism. [14] Smart gave two arguments against rule utilitarianism.
Rule consequentialism exists in the forms of rule utilitarianism and rule egoism. Various theorists are split as to whether the rules are the only determinant of moral behavior or not. For example, Robert Nozick held that a certain set of minimal rules, which he calls "side-constraints," are necessary to ensure appropriate actions. [2]