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假设市场上某种商品有两种品牌A和B,当前的市场占有率各为50%。根据历史经验估计,这种商品当月与下月市场占有率的变化可用转移矩阵P来描述:其中p(A→B)是A的市场占有份额中转移给B的概率,依此类推。这样,两个月后的这种商品的市场占有率变化为(64)。

  • A.A的份额增加了10%,B的份额减少了10%
  • B.A的份额减少了10%,B的份额增加了10%
  • C.A的份额增加了14%,B的份额减少了14%
  • D.A的份额减少了14%,B的份额增加了14%
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