To adapt to the new information age model of the value chain and how to create value and competitive advantages to achieve value for in-depth analysis.
对于适应信息时代的新型价值链模型，如何获取竞争优势、创造价值和实现价值进行了深入浅析浅析。
In addition, some information of the future value of random disturbance term in regression analysis is delivered by complex model, so that the forecasting accuracy is improved.
并且组合模型进一步给出了回归分析中误差扰动项未来值的一些信息，提高了预测精度。
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