I'd include some discussion that voluntary exchange is not a zero sum game. When I do simple exercises with teachers they are amazed about it and it leads to good discussions.
******************************************************************** Art Woolf Phone: (802) 656-0190 Associate Professor of Economics and President, Vermont Council on Economic Education 339 Old Mill University of Vermont email: [EMAIL PROTECTED] Burlington, VT 05405 website: www.bsad.uvm.edu/vcee
