2. Stock traders generally experience the same results, which is why pundits always point to the fact that most stock traders fail to
outperform a simple buy and hold investment scenario.
股票交易者通常也会体验同样的结果，这就是为什麽专家说大部分股票交易者的业绩还不如买入并持有的投资策略。
3. Surprisingly, the evaluation shows that on the individual customer level, the predictions made by the sophisticated stochastic models do not
outperform the simple managerial heuristics.
令人惊讶的是，评价结果显示，在个体顾客层面上，使用复杂的统计模型所作的预测并不比简单的管理启示法更好。
