Interdependent

Dependent on others for some needs.



http://www.socialstudiesforkids.com/articles/economics/interdependence.htm

3-5
http://www.intellegounitstudies.com/samples/3-5EconomicsMoneyInterdependenceandTaxation.pdf#pagemode=bookmarks


http://www.ehow.com/info_7798671_mean-interdependent.html