Economics Course in International Trade - This site offers an example of the simplest General Equilibrium model in the context of the international trade using two commodities and two consumers which is amenable to analysis with the Edgewoth Box. www.firststep.com.au/econ/foundations.html
General Equilibrium under Uncertainty - Online information by the History of Economic Thought page. cepa.newschool.edu/het/essays/sequence/seqhome.htm