variance in price的意思|示意

With Vector Error Correction Model, impulse response analysis and variance decomposition, this paper analyzes the finance factors that cause the prompt rise of house price in China.

通过建立向量误差修正模型并借助脉冲响应分析和方差分解，重点对中国近年来住房价格上涨中的金融因素进行分析。

Some parameters chain may deviate from the expectancy value or average in the supply chain, such as demand, price, cost, and so on, and then there is a variance risk.

供应链中的某些参数，如需求、价格、成本等可能偏离供应链的预期值或者平均值，这就产生了供应链方差风险。

In this paper we use the variance decomposition of the vector error correction model(VECM) to perfectly and detailedly show the relationship between the housing price and the land price.

本文在基于向量自回归类模型的方差分解这一分析框架下将前人实证研究的方法和结论统一在一个新的分析框架内，并完整而细腻地描述了二者的相互关系。

In order to determine the variance as soon as possible, the material price variance is calculated at the time of purchase.

为了尽快得知成本差异，材料的价格差异在购买时便可计算。