00302pab a2200121 454500008004000000100001500040245004900055260000900104300001000113362000900123650001900132773002900151180718b1987   xxu||||| |||| 00| 0 eng d  aYuan, Tian  aStudy and applications of theoretical prices  c1987  a71-86  aDec.  aPrices - China  aSocial Sciences in China