00325nam a2200121Ia 4500008004100000082001700041100001800058245005300076260001500129300001600144490001400160490002900174260918b        |||||||| |||| 00| 0 eng d  a330.183 C554  aChrist, C. F.  aSymposium on simultaneous equation estimationb/  c1960a b   app. 835-845  vOct. 1960  aEconometrica, v.28, no.4