The following article may be of some interest: http://www.businessweek.com/managing/content/nov2010/ca2010112_650227.htm http://www.businessweek.com/managing/co

The following article may be of some interest: http://www.businessweek.com/managing/content/nov2010/ca2010112_650227.htm http://www.businessweek.com/managing/content/nov2010/ca20101...