产品的价格离散问题的研究无疑具有理论和现实的双重积极意义。
Research of price dispersion will have significance undoubtedly for both theory and practice.
通过设定最大谈判时间，给出了供应商价格谈判的离散数学模型。
A discrete mathematical model of price negotiation for supplier was proposed by setting the maximum negotiation time.
讨论了在一个时期内商品的订购价格有折扣，而且该商品的需求量是离散型随机变量的订购问题，得出了使利润最大化的最佳订购量的计算方法。
In a given period the seasonal goods can be ordered at a discount price, and the demand for the goods is an issue of discrete random variable.
每列存储一个数据元素，例如名字、一行地址、价格或者类似的任何一种离散的信息单元。
Each column stores one data element, such as a first name, one line of an address, a price, or any similar discrete unit of information.
按照传统微观经济学的观点，在网络市场上伴随着搜寻成本的下降，价格的离散应该下降。
According to the view of the traditional microeconomics, the price dispersion in the cyber-markets should descend along with the dropping of research cost.
而虚拟变量只能描述价格指数的离散变化，比如在销售淡季虚拟变量法就不能提供精度较高的分析结果。
The dummy variables can only describe discrete changes in price indices, such as selling off-season dummy variable method will not be able to provide high precision analysis.
价格指数的变化是连续性的，而虚拟变量只能描述价格指数的离散变化，比如在销售淡季虚拟变量法就不能提供精度较高的分析结果。
Dummy variables can only describe the discrete changes of price index, for instance, using dummy variables in sales off-season can not provide upper precision estimating result.
通过由一般的离散过程逼近连续随机过程的方法，给予证券价格按有漂移率的几何布朗运动变化的一个严格的证明，并指出了股票价格过程的一般模型。
In this paper, the authors give a strict proof of geometric Brown motion displayed by stock prices using the methods of approximation from discrete process to continuous stochastic process.
考虑了短生命周期产品的无形变质，为了得到离散的价格计划表，我们将产品的生命周期均匀地划分为几段，求解出每段时间内产品的平均价值。
This paper considers a two-echelon supply chain system with one distributoy, and one manufacturer, who supply the customers with one kind of short life cycle product.
考虑了短生命周期产品的无形变质，为了得到离散的价格计划表，我们将产品的生命周期均匀地划分为几段，求解出每段时间内产品的平均价值。
This paper considers a two-echelon supply chain system with one distributoy, and one manufacturer, who supply the customers with one kind of short life cycle product.
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