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Explore the concepts of Act Utilitarianism and Rule Utilitarianism, their decision procedures, measurement of utility, implementation challenges, and considerations of fairness. Understand how these ethical frameworks guide decision-making based on consequences.
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Arguments based on consequences • We have a serious problem. • There are these options: A, B, C. • The consequences of doing A are bad. • The consequences of doing B are bad. • The consequences of doing C are good. • Therefore, we should do C.
Act Utilitarianism • One ought to do the action which will create more social utility than any alternative possible action. • Social utility: overall balance of negative and positive utility, over long term, for all concerned. • Decision procedure: • List all concerned • Consider all alternatives • Calculate the overall utility of each alternative for all concerned
Utilitarians differ about: • What counts as utility • happiness • pleasure • well-being • preferences • mixed bag of goods • Who should be counted • all humans • some humans • all sentient creatures • all creatures
Some problems • Measurement • How do we measure utility? • Average or total? • How can we predict consequences? • Problems of implementation • What do we do when we’re in a hurry? • What do we teach our children? • Fairness • What if the optimal action results in inequality or unfairness?
Rule Utilitarianism • Do the action which is in accord with the rule which would, if generally followed, create more social utility than any alternative rule. • Decision procedure: • List possible rules. • Consider the consequences of adoption of each rule. • Select the rule with the most utility. • Apply the rule.
Rules • Rules must be general enough to cover similar cases and • Specific enough to give us some guidance about what to do. • Precise enough to rule out obvious counter-examples • E.g. “It’s wrong to kill.” is too broad. What about self-defense? • “It’s wrong to kill an innocent person.”
RU and choosing rules • The RU looks at all the rules for a particular issue and asks which rule, if generally followed, would result in the best consequences.