It can be answer within simple words, as a short essay ( one paragraph or so) but it should answer the question correctly.

I need help to answer this question as soon as possible please. It can be answer within simple words, as a short essay  ( one paragraph or so) but it should answer the question correctly.  

According to Rawls, utilitarianism “does not take seriously the differences between persons” (p. 276), so we should prefer justice as fairness.  According to Nozick, justice as fairness requires using some for the benefit of others, so we should be libertarians.  According to Cohen, (libertarian) capitalism  “erodes the liberty of a large class of people”, so we should reject it. 

Explain what you understand to be at stake among these three writers.