Is the Concept of Rights a More Appropriate Instrument Than Utilitarianism in Determining Morality?

In order to respond to whether the concepts of rights is more appropriate in determining morality than utilitarianism it is important to firstly define each of the concepts independent of one another before attempting to compare them. Although rights theory is perhaps the most widely applied theory in the Western world this does not necessarily mean that the evolution of these circumstances invalidates the usefulness of utilitarianism, in fact it may be the case that in the wake of acts such as September the 11th that a utility principle protecting the greater good against the feelings of a perhaps fundamentalist minority may well be more popular, providing of course the advocates of that theory are in the majority.
Firstly, utilitarianism is simply defined as the ethical doctrine by which 'the right thing to do is that which brings about the greatest good for the greatest number'. …