http://www.helium.com/knowledge/106439-work-what-constitutes-a-legitimate-contribution-to-society-that-is-of-value-and.xml Helium.com > Occupations (Other) > How to measure the legitimate value of work to society en-us Copyright Helium.com Tue, 10 Feb 2009 23:29:09 GMT Tue, 10 Feb 2009 23:29:09 GMT