00306nas a2200133 4500000000100000000000100001008004100002100001700043700001900060700001700079245005700096300001200153490000700165 2004 d1 aJavier Carbo1 aJosé M.Molina1 aJorge Davila00aFuzzy counter-offers in agent-mediated negotiations  a125-1310 v15