查询词典 econometric

The state space realization of linear econometric systems is one of the important tasks in economic modelling and also the basic work in economic controls.

线性计量经济系统的状态空间实现是经济建模的一项重要工作，也是经济控制问题的基础。

Loeb and his co-authors used econometric models to analyze data from a number of government and private studies.

Loeb和他的合著者们使用计量经济模式来分析从许多政府和私人研究中得来的数据。

In spot idiographic implementary effect, the cost of non-refrigeration ventilation measure is far lower than that of artificial refrigeration cooling, which makes remarkable econometric social benefit.

在现场具体实施效果中，采用非制冷的通风措施，比人工制冷降温措施的成本大幅度降低，其经济社会效益显著。

To illustrate the significance of infrastructure development on national economic development, this paper calculates the marginal contribution rate both of the whole fixed assets investment and infrastructure investment to GDP by using the econometric model.

为了证明基础设施的发展对国民经济发展的重要性，利用计量经济学模型，计算了全社会固定资产投资和基础设施投资对GDP的边际贡献率，得出基础设施投资较全社会固定资产投资对GDP具有高边际贡献率，要发展国民经济，基础设施投资必须先行的结论。

The Long Memory Time Series Model is an attractive model of time series in econometric theory and empirical reseach.

长记忆时间序列模型是近年来计量经济学研究的一个热点，对金融经济学的理论和实证具有重要价值。

To be completed Multiple regression model parameter estimation and statistical testing and econometric testing.

可以完成多元回归模型的参数估计和统计检验和计量经济学检验。

It used to be that the goal in econometric work was to get results that were statistically significant, to reject the null hypothesis.

以前，计量经济学的目标，是找到一个具有统计显著性的结论，排除掉"零假设"。

A large number of results from the study indicate that there is a close connection between stock price and trading volume. This paper uses econometric tools, draws on the plasticity and elastic conceptions in the mechanics fields and considers the relation between stock prices and trading volume in different aspects, in order to set up complete stock price plasticity and elasticity theory and apply this theory by carrying on empirical researches.

首先，本文介绍了股价波动的塑性和弹性理论的思想来源，定义股票均衡价格、股价塑性、股价弹性等新概念，通过选取某些个股在不同时段上的股价和成交量的走势图，分别说明了塑性和弹性现象的存在；然后建立了股价的塑性模型、弹性模型及弹塑性交叉模型，应用计量经济学方法对这些模型进行参数估计和检验，对模型进行理论解释，分析模型与现有投资分析理论的一致性；最后是对股票价格塑性模型和弹性模型的应用研究。

The subjects of the study are Olympic Games of 1992, 1996 and 200. By use of quantile regression to formulate the econometric model, some variables of the participating countries are taken as independent variables. Variables such as the size of the participating countries, population, economic capacity, construction capacity, globalization and mobility are the examples. It is to explore the effects of the total signal for medal-won numbers when the dependent variable is the principal component, CGW weighted medal-won numbers, and LGdd weighted medal-won numbers.

本研究以1992年、1996年和2000年的各届奥运为研究对象，利用分量回归法建构其计量模型将各参赛单位的疆域、人口数、经济能力、建设能力、世界性与流动性做为自变数，分别探讨应变数为主成份总指标得牌数、CGW加权得牌数、LGdd加权得牌数时的影响。

There are two mainly methods for analysis of the survey questionnaire. One is the descriptive statistic analysis, the other is the probit model and the econometric analysis of the probit model.

主要采用了两种方法对调查问卷进行分析，一是描述性统计分析，二是 probit 模型和 order probit 模型的计量分析。

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。