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Urban natural gas demand and factors analysis in China:Perspectives of price and income elasticities被引量：3: 《Petroleum Science》2022年第1期429-440,共12页Jia-Man Li Xiu-Cheng Dong Qin-Zhe Jiang Kang-Yin Dong; supported by the National Social Science Foundation of China(Grant No.20VGQ003)。; Urban natural gas is becoming the main sector driving China’s natural gas consumption growth in recent years.This study explores the impacts of urban natural gas price,wage,socioeconomic determinants,and meteorologic...; 关键词：Urban natural gas demand Natural gas price Average wage Regional heterogeneity Asymmetry analysis

How did the price and income elasticities of natural gas demand in China evolve from 1999 to 2015? The role of natural gas price reform被引量：1: 《Petroleum Science》2019年第3期685-700,共16页Kangyin Dong Xiucheng Dong Renjin Sun; Financial support from the National Social Science Foundation of China (Grant Nos.17BGL014 and 18VDL017); As a cleaner,high-efficiency,and low-carbon fuel,natural gas has been an important fuel resource for China.To achieve a substantial increase in natural gas demand,China has sought to reform its natural gas pricing mec...; 关键词：Natural gas DEMAND PRICE and INCOME ELASTICITIES PRICE REFORM Regional analysis China

Estimating Elasticities for Freight Transport Using a Network Model: An Applied Methodological Framework: 《Journal of Transportation Technologies》2019年第1期1-13,共13页Bart Jourquin; This paper presents a general framework that can be used to estimate direct and cross elasticities for freight transport using a network model. This methodology combines operational research (network assignments in a ...; 关键词：ELASTICITY Estimations FREIGHT Transport Network MODEL CONDITIONAL LOGIT MODEL Validation

Global Value Chains, Horizontal Intra-lndustry Trade and the Heterogeneous Firm被引量：1: 《Frontiers of Economics in China-Selected Publications from Chinese Universities》2018年第1期68-82,共15页Sven W. Arndt; This paper examines global value chains at the level of the heterogeneous firm. The context is a world of horizontal intra-industry trade, characterized by imperfect competition and product differentiation at the firm...; 关键词：heterogeneous firms global value chains intra-industry trade intra-product SPECIALIZATION exchange-rate elasticities

New Estimates of China＇s Infrastructure and Non- Infrastructure Capital Stocks and Their Output Elasticities: 《China Economist》2017年第2期98-112,共15页金戈; the financial supports of the Natural Science Foundation for Distinguished Young Scholars of Zhejiang Province(Grant No.LR14G03001);the National Natural Science Foundation of China(Grant No.71673237); This paper classifies total fixed capital into three categories,namely,economic infrastructure capital,social infrastructure capital and non-infrastructure capital,and then offers complete and detailed estimates of th...; 关键词：economic infrastructure capital social infrastructure capital noninfrastructure capital output elasticity

Urban Metabolic Efficiencies and Elasticities of Chinese Cities被引量：2: 《Chinese Geographical Science》2016年第6期715-730,共16页SONG Tao CAI Jianming YANG Zhenshan CHEN Mingxing LIN Jing; National Natural Science Foundation of China(No.41530634,41530751);Key Consulting Project of the Chinese Academy of Science and Technology Strategic Consulting(No.Y02015001);Open Project Funding of Beijing Modern Industrial New Area Development Research Base in 2015(No.JD2015002);Youth Innovation Promotion Association of Chinese Academy of Sciences(No.2014042); Urban metabolism is a complex system of materials, energy, population and environment, which usually can be measured by the Emergy Synthesis(ES) and the Slacks-Based Measure(SBM) approach. In this paper, by employing ...; 关键词：urban metabolism EMERGY Slacks-Based Measure （SBM） metabolic elasticity

Effects of technical and allocative inefficiencies on energy and nonenergy elasticities:an analysis of energy-intensive industries in China: 《Chinese Journal of Population,Resources and Environment》2016年第4期292-297,共6页Donglan Zha Anil Savio Kavuri; financial support provided by the China Natural Science Funding:[Grant Number71673134];sponsored by Qing Lan Project and the Fundamental Research Funds for the Central Universities:[Grant Number NJ20150035]; Elasticity of substitution is traditionally estimated while ignoring technical and allocative inefficiencies,which could bias the estimates.We estimate elasticity of substitution for Chinese energy-intensive sectors b...; 关键词：Elasticities of substitution technical and allocative inefficiencies energy-intensive sectors

Commissioning of Servo Drives Considering Structural Elasticities: 《Journal of Mathematics and System Science》2014年第8期546-556,共11页Oliver Zirn Lukas Katthan Volkmar Welker; P/H-cascade controlled servo axes sometimes provide insufficient damping of structural vibrations, especially for high dynamic machine tools or robots. The axis performance can be improved significantly by state space...; 关键词：伺服驱动器结构弹性调试机床控制系统机器人关节空间控制振动阻尼级联控制

An Induced Demand Model for High Speed 1 in UK被引量：1: 《Journal of Transportation Technologies》2013年第1期44-51,共8页Francesca Pagliara John Preston; Induced travel is an important component of travel demand and increasing attention has been paid to building analytical model to get more precise travel demand forecasting. In general, induced demand can be defined in...; 关键词：High SPEED RAIL INDUCED DEMAND Regression Models ELASTICITIES

Estimating the Fresh Vegetables Demand System in Jordan： A Linear Approximate Almost Ideal Demand System: 《Journal of Agricultural Science and Technology》2011年第3期322-331,共10页A. S. Jabarin E. K. Al-Karablieh; The main objective of this research is to estimate the different types of demand elasticities for the main fresh vegetables consumed in Jordan. The estimated elasticities can be used to measure the impacts of agricult...; 关键词：Vegetable demand system demand elasticities LA/AIDS model Marshallian and Hicksian elasticities censored regression probit model.

ELASTICITIES