需求弹性

Firms need to know the cross elasticity of demand for their product when considering the effect on the demand for their product of a change in the price of a rival's product or a complementary product.

第一，通过需求交叉弹性，生产者可以知道对自己产品的需求会因其它产品价格变化可能引起的反应。这将有助于企业制定自身的价格策略；有助于分析与各种产品之间有联系的风险问题。

That's why a drug addict's demand is much moreinelastic than a beef eater's.

这是瘾君子对于毒品的需求比吃牛肉者对于牛肉的需求更缺乏弹性的原因。

The elasticity of demand is larger than the elasticity of supply.

ii 需求的价格弹性是大於供给的价格弹性。

An "elastic" good is one whose price elasticity of demand has a magnitude greater than one.

富有弹性的商品是指该商品的需求价格弹性大于1。

In the Market Equilibrium with Stocks, the necessity for existence of stocks stems from the contradictions of the continuity and discontinuity,the elasticity and inelasticity between supply and demand; stocks's role in a Market Equilibrium with Stocks formation mechanism is largely embodied by a cumulative difference of supply and demand, rather than a simple short-term supply and demand residual error.

在有库存市场均衡中，库存存在的必然性源自于供给与需求在连续性与非连续性、富于弹性与缺乏弹性之间的矛盾；库存在有库存市场均衡形成机制中的作用，更多的表现为一个累积效应下的供求差额，而不是简单的短期供求残差。

Based on analysing the mechanism of substitution and compensation of ICT for labor in service sector, this dissertation constructed the cost function of translog form which was dual with the production function of the service sector, estimated the parameter of the share requirement equation affected by the factors of labor force, ICT and non-ICT, so that to calculate the Allen partial elasticity of substitution and the MES elasticity of substitution.

本文在分析 ICT 对服务业劳动的替代和补偿机制的基础上，建立与服务业生产函数对偶的超越对数形式的成本函数，估计出劳动力、 ICT 和非 ICT 等要素的需求份额方程的参数，以此计算 Allen 偏替代弹性和 MES 替代弹性。

Combining Chinese practical situation and according to the analyses, there are some main conclusions made as following: 1. If the price elasticity of cocoon supply is over that of cocoon demand, the automatic fluctuation of the cocoon price would be emanative, which can cause the cyclical abnormal fluctuation and serious imbalance of cocoon market.

结合我国实际情况，通过分析得出以下主要结论：(1)蚕茧供给价格弹性大于需求价格弹性，其自发波动将是发散的，在经济运行中存在着周期性的超常波动和严重失衡的趋向。

In EC-Hormones case, arbitrator agreed economic model US proposed, because US shared 40% of beef market in EC.

由于需求的价格弹性、替代品弹性难以确定，变量之间的关系错综复杂，因此使计算贸易减损难以量化。

Current conventional elastic elements are springs, rubber and air cushion, which are widely used in industrial enterprises meeting a lot of elastic energy storage needs.

目前常规弹性元件有弹簧、橡皮和气垫，被广泛地应用在工业企业中，满足了工业领域很多弹性储能的需求。

Thousands of flower color starting from user requirements, in view of China's environment and building the specific conditions, professional development of interior wall paint wall series, the external walls of the wall paint series, elastic embossed paint, elastic nap paint, primer·series, texture Art paint series products, and diverse varieties, complete specifications, color-rich, can be adapted to different regions, different environments, different levels of users.

千色花公司从用户需求出发，针对中国环境与建筑的具体条件，专业开发出内墙墙面漆系列、外墙墙面漆系列、弹性浮雕漆、弹性拉毛漆、封固底漆系列、质感艺术涂料系列等产品，品种多样、规格齐全、色彩丰富，可适应不同地区、不同环境、不同层次的用户。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。