http://www.economicshelp.org/trade/benefits_free_trade.html

http://benefitof.net/benefits-of-free-trade/

http://www.wto.org/english/res_e/doload_e/10b_e.pdf

http://www.wto.org/english/thewto_e/whatis_e/10ben_e/10b00_e.htm#10benefit_menu

http://www.newyorker.com/talk/financial/2008/05/26/080526ta_talk_surowiecki

http://debatewise.org/debates/1053-poorer-countries-should-abandon-free-trade-agreements/