International freedom of the air(traffic rights)is a key resource for airlines to carry out international air transport business.An efficient and reasonable traffic right resource allocation within a country between a...International freedom of the air(traffic rights)is a key resource for airlines to carry out international air transport business.An efficient and reasonable traffic right resource allocation within a country between airlines can affect the quality of a country’s participation in international air transport.In this paper,a multi-objective mixed-integer programming model for traffic rights resource allocation is developed to minimize passenger travel mileages and maximize the number of traffic rights resources allocated to hub airports and competitive carriers.A hybrid heuristic algorithm combining the genetic algorithm and the variable neighborhood search is devised to solve the model.The results show that the optimal allocation scheme aligns with the principle of fairness,indicating that the proposed model can play a certain guiding role in and provide an innovative perspective on traffic rights resource allocation in various countries.展开更多
Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water re...Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water resources,there is a strong scientific need to analyze the net use of this important water resource and to quantify the water rights allocation for improved understanding of the future water展开更多
How to protect the disabled children’s rights and interests legally has been a very serious,urgent realistic subject.Today,the problems in the protection of the disabled children’s rights and interests become obviou...How to protect the disabled children’s rights and interests legally has been a very serious,urgent realistic subject.Today,the problems in the protection of the disabled children’s rights and interests become obvious,mainly including that the right to exist is not protected,the right to education is changed,the right to development is not implemented,the right to participate is not respected,and the right to be protected is not safeguarded,etc.As the legal position of the protection of the disabled children’s rights and interests is absent,it is imperative to choose the legal support ways for the protection of the disabled children’s rights and interests.展开更多
基金supported by the National Natural Science Foundation of Chinathe Civil Aviation Administration of China (U2333206).
文摘International freedom of the air(traffic rights)is a key resource for airlines to carry out international air transport business.An efficient and reasonable traffic right resource allocation within a country between airlines can affect the quality of a country’s participation in international air transport.In this paper,a multi-objective mixed-integer programming model for traffic rights resource allocation is developed to minimize passenger travel mileages and maximize the number of traffic rights resources allocated to hub airports and competitive carriers.A hybrid heuristic algorithm combining the genetic algorithm and the variable neighborhood search is devised to solve the model.The results show that the optimal allocation scheme aligns with the principle of fairness,indicating that the proposed model can play a certain guiding role in and provide an innovative perspective on traffic rights resource allocation in various countries.
文摘Groundwater is an important water resource in Haihe River basin,North China.The number of aquifers that appear to be declining under conditions of groundwater overdraft is increasing.To effectively manage the water resources,there is a strong scientific need to analyze the net use of this important water resource and to quantify the water rights allocation for improved understanding of the future water
基金The Philosophy and Social Science Research Fund Project for Institutions of Higher Learning in Jiangsu Province:Research on the Right of the Disabled Children to Social Participation-Jiangsu Province Is for Example(No.2014SJB296)
文摘How to protect the disabled children’s rights and interests legally has been a very serious,urgent realistic subject.Today,the problems in the protection of the disabled children’s rights and interests become obvious,mainly including that the right to exist is not protected,the right to education is changed,the right to development is not implemented,the right to participate is not respected,and the right to be protected is not safeguarded,etc.As the legal position of the protection of the disabled children’s rights and interests is absent,it is imperative to choose the legal support ways for the protection of the disabled children’s rights and interests.
