World hunger and moral obligation

the long version

Lifeboat ethics : the case against helping the poor / Garrett Hardin -- Famine, affluence, and morality / Peter Singer -- Rights and the duty to bring aid / John Arthur -- Morality and starvation / Jan Narveson -- Moral philosophy and world hunger / William K. Frankena -- The right to be saved from starvation / William Aiken -- Give if it helps but not if it hurts / Joseph Fletcher -- Reason and morality in a world of limited food / Richard A. Watson -- The morality of wealth / Michael A. Slote -- Lifeboat earth / Onora O'Neill -- Productive justice / Howard Richards -- Vegetarianism and "The other weight problem" / James Rachels.