00563nam a2200181 a 450000500170000002000130001708200180003010000190004824500750006726000320014230000200017449000490019469000230024396400230026699700120028999900170030195200630031820251203090739.0  a72043162  a330.0151bKEM  aKemp,Murray C.  aContribution to the general equilibrium theory of preferential trading  aLondonbNorth Hollandc1969  a147p.c24cm. HB  aContributions to economic analysis [vol.-61]  aEquilibrium theory  bENGLISHcdefg_  a28040 C  c18582d18582  00104070aPUbPUd1999-01-18l0o330.0151 KEMp28040yBK