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Efficiency Evaluation of Insurance Companies From Multiperiod Perspective
期刊论文
IEEE TRANSACTIONS ON COMPUTATIONAL SOCIAL SYSTEMS, 2023, 页码: 19
作者:
Xie, Qiwei
;
Zhao, Mengfan
;
Li, Rong
;
Li, Wen
;
Zheng, Xiaolong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2023/11/16
DEA
insurance companies
leader-follower model
multiple periods
The relationship between geopolitical risk and crude oil prices: evidence from nonlinear and frequency domain causality tests
期刊论文
SPANISH JOURNAL OF FINANCE AND ACCOUNTING-REVISTA ESPANOLA DE FINANCIACION Y CONTABILIDAD, 2022, 页码: 23
作者:
Jiang, Yong
;
Ren, Yi-Shuai
;
Yang, Xiao-Guang
;
Ma, Chao-Qun
;
Weber, Olaf
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2023/02/07
Geopolitical risk
oil prices
nonlinear analysis
Granger causality
frequency domain
Financial hedging in two-stage sustainable commodity supply chains
期刊论文
EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 2022, 卷号: 303, 期号: 2, 页码: 803-818
作者:
Wang, Moran
;
Guo, Xiaolong
;
Wang, Shouyang
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2023/02/07
Risk analysis
Financial hedging
Index-based price contract
Sustainable supply chain management
Competition
A novel machine learning-based electricity price forecasting model based on optimal model selection strategy
期刊论文
ENERGY, 2022, 卷号: 238, 页码: 14
作者:
Yang, Wendong
;
Sun, Shaolong
;
Hao, Yan
;
Wang, Shouyang
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2022/04/02
Electricity price
Forecasting
Hybrid model
Model selection
Kernel-based extreme learning machine
Conserved responses of nutrient resorption to extreme drought in a grassland: The role of community compositional changes
期刊论文
FUNCTIONAL ECOLOGY, 2022, 卷号: 36, 期号: 10, 页码: 2616-2625
作者:
Liang, Xiao-Sa
;
Ma, Wang
;
Yu, Qiang
;
Luo, Wen-Tao
;
Wang, Zheng-Wen
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  |  
浏览/下载:0/0
  |  
提交时间:2024/03/07
drought type
grassland
nutrient resorption
Price equation
species composition
Exploring Statistical Arbitrage Opportunities Using Machine Learning Strategy
期刊论文
COMPUTATIONAL ECONOMICS, 2021, 页码: 22
作者:
Zhan, Baoqiang
;
Zhang, Shu
;
Du, Helen S.
;
Yang, Xiaoguang
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  |  
浏览/下载:13/0
  |  
提交时间:2022/04/02
Statistical arbitrage
Cointegration
Machine learning
Opportunities exploration
The severe drought of 1876-1878 in North China and possible causes
期刊论文
CLIMATIC CHANGE, 2021, 卷号: 167, 期号: 1-2, 页码: 17
作者:
Hao, Zhixin
;
Bai, Mengxin
;
Xiong, Danyang
;
Liu, Yang
;
Zheng, Jingyun
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  |  
浏览/下载:42/0
  |  
提交时间:2021/08/19
Severe drought
North China
Circumglobal teleconnection
El Nino
PDO
Tele-connection of global crude oil network: Comparisons between direct trade and embodied flows
期刊论文
ENERGY, 2021, 卷号: 217, 页码: 13
作者:
Song, Zhouying
;
Zhu, Qiaoling
;
Han, Mengyao
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  |  
浏览/下载:23/0
  |  
提交时间:2021/04/25
Crude oil
Embodied energy
Input-output analysis
Complex network
Energy security
Measurement System Design of Spatial Position Accuracy of Dynamic Targets
期刊论文
Zhongguo Jiguang/Chinese Journal of Lasers, 2021, 卷号: 48, 期号: 13
作者:
L. Yang and N. Zhang
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  |  
浏览/下载:5/0
  |  
提交时间:2022/06/13
An energy and time prediction model for remanufacturing process using graphical evaluation and review technique (GERT) with multivariant uncertainties
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2021
作者:
Zhao, Jiali
;
Xue, Zheng
;
Li, Tao
;
Ping, Jinfeng
;
Peng, Shitong
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2021/06/03
GERT
Remanufacturing
Energy modeling
Uncertainty
Connecting rod
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