随着线上线下融合的全渠道模式蓬勃发展,厂商相继退出线上购买线下退货的全渠道退货服务(Buy Online and Return in Store,BORS)。考虑了服务差异化与消费者异质双重影响下的全渠道退货的问题,构建同渠道退货和全渠道退货两种退货策略模...随着线上线下融合的全渠道模式蓬勃发展,厂商相继退出线上购买线下退货的全渠道退货服务(Buy Online and Return in Store,BORS)。考虑了服务差异化与消费者异质双重影响下的全渠道退货的问题,构建同渠道退货和全渠道退货两种退货策略模型,研究产品定价决策与退货策略选择,并分析服务与消费者差异性对供应链定价及退货策略的影响。研究表明,当服务水平达到一定阈值后,消费者会为全渠道退货服务承担一定溢价;供应链提供合理的差异化服务实施差异化竞争,能凸显全渠道退货优势,提升供应链利润。当服务成本低且消费者服务感知较高时,更适合采用全渠道退货策略。展开更多
The plasma characteristics of a lightning discharge channel are reviewed.The spectrum of the natural lightning is investigated by employing the slit-less spectrograph.It is found that the spectrum characteristics are ...The plasma characteristics of a lightning discharge channel are reviewed.The spectrum of the natural lightning is investigated by employing the slit-less spectrograph.It is found that the spectrum characteristics are closely related to the intensity of the lightning discharge.The lines in the lightning spectrum are classified into essential lines and characteristic lines,according to the characteristics of lightning spectra with different intensities.The characteristics of the lightning channel and the radiation of the lighting plasma are analyzed in the visible and infrared regions.It is shown that,the visible spectrum of lightning is determined by the radiation generated from the early stage to the development of lightning,while the near-infrared spectrum is determined by the radiation generated after current of lightning reaches the peak.The channel temperature and the electron density are calculated using the information obtained from the lightning spectrum.Both the temperature and the density decrease with the increasing length of lightning channel.Moreover,X-rays and neutrons are produced in the process of lighting mainly due to the pinch effects.展开更多
文摘随着线上线下融合的全渠道模式蓬勃发展,厂商相继退出线上购买线下退货的全渠道退货服务(Buy Online and Return in Store,BORS)。考虑了服务差异化与消费者异质双重影响下的全渠道退货的问题,构建同渠道退货和全渠道退货两种退货策略模型,研究产品定价决策与退货策略选择,并分析服务与消费者差异性对供应链定价及退货策略的影响。研究表明,当服务水平达到一定阈值后,消费者会为全渠道退货服务承担一定溢价;供应链提供合理的差异化服务实施差异化竞争,能凸显全渠道退货优势,提升供应链利润。当服务成本低且消费者服务感知较高时,更适合采用全渠道退货策略。
基金Project supported by National Natural Science Foundation of China （11365019 41005004）.
文摘The plasma characteristics of a lightning discharge channel are reviewed.The spectrum of the natural lightning is investigated by employing the slit-less spectrograph.It is found that the spectrum characteristics are closely related to the intensity of the lightning discharge.The lines in the lightning spectrum are classified into essential lines and characteristic lines,according to the characteristics of lightning spectra with different intensities.The characteristics of the lightning channel and the radiation of the lighting plasma are analyzed in the visible and infrared regions.It is shown that,the visible spectrum of lightning is determined by the radiation generated from the early stage to the development of lightning,while the near-infrared spectrum is determined by the radiation generated after current of lightning reaches the peak.The channel temperature and the electron density are calculated using the information obtained from the lightning spectrum.Both the temperature and the density decrease with the increasing length of lightning channel.Moreover,X-rays and neutrons are produced in the process of lighting mainly due to the pinch effects.
