Showing 1 - 10 of 51
In this paper, we consider an inventory–routing problem (IRP) in a large petroleum and petrochemical enterprise group. Compared to many other IRPs, the problem in this paper includes some special aspects due to the operational constraints, such as hours-of-service regulations of the company...
Persistent link: https://www.econbiz.de/10011097849
On the basis of new characteristics and trend of China’s agricultural development in the post-WTO period, combining analysis of factors influencing agricultural industrial safety, this paper builds an evaluation indicator system for China’s agricultural industrial safety by...
Persistent link: https://www.econbiz.de/10011168211
Energy consumption has always been a central issue for sustainable urban assessment and planning. Different forms of energy analysis can provide various insights for energy policy making. This paper brought together three approaches for energy consumption accounting, i.e., energy flow analysis...
Persistent link: https://www.econbiz.de/10011116035
Hydropower is the major renewable energy source for many nations and regions. Dam construction caused direct or indirect detrimental impacts on river systems by altering the water flow pattern and reshaping natural habitats. The dam-induced environmental impact assessment is critical in...
Persistent link: https://www.econbiz.de/10011117083
Modeling and detecting parameter stability of econometric models is a long standing problem. Most existing estimation and testing methods are designed for models without endogeneity. Little attention has been paid to models with endogeneous regressors, which may arise in many scenarios in...
Persistent link: https://www.econbiz.de/10011190710
Biogas engineering and the biogas-linked agricultural industries as a whole has been used as both a developmental strategy for rural new energy and an important part of renewable agriculture revolution in China. In this paper, we proposed a 3-level emergetic evaluation framework to investigate...
Persistent link: https://www.econbiz.de/10010737722
An overview of energy consumption pattern by available data and the analysis of some relevant aspects of energy policy in rural China are presented in this paper. The most obvious trend is the steady decreased proportion of biomass use, from 70.79% to 30.95%, and increased percentage of coal and...
Persistent link: https://www.econbiz.de/10010806400
A new kind of natural gas-based polygeneration system for methanol and power production is proposed in this paper. With the sequential connection between chemical production and power generation, the new system adopts innovative integration of partial-reforming and partial-recycle scheme in...
Persistent link: https://www.econbiz.de/10010811537
We develop a nonparametric regression-based goodness-of-fit test for multifactor continuous-time Markov models using the conditional characteristic function, which often has a convenient closed-form or can be approximated accurately for many popular continuous-time Markov models in economics...
Persistent link: https://www.econbiz.de/10010892076
Modeling conditional distributions in time series has attracted increasing attention in economics and finance. We develop a new class of generalized Cramer-von Mises (GCM) specification tests for time series conditional distribution models using a novel approach, which embeds the empirical...
Persistent link: https://www.econbiz.de/10010892083