Intrinsic value

The Stanford Encyclopedia of Philosophy entry on "Intrinsic vs. Extrinsic Value" may be interesting to some of you in light of this morning's class discussion:  http://plato.stanford.edu/entries/value-intrinsic-extrinsic/ 

The related entry on "Intrinsic vs Extrinsic Properties" may also be of interest.  http://plato.stanford.edu/entries/intrinsic-extrinsic/