Unfortunately, that "law" has failed to play out in real life. Also, why is the company hiring if the net benefit to them from the intern's labor is nothing?

http://img25.imageshack.us/img25/114/31740564320cb174fabflz1...

http://newsimg.bbc.co.uk/media/images/42041000/gif/_42041256...

http://www.realitysandwich.com/fantasy_finance

http://www.frbsf.org/publications/economics/letter/2004/el20...