This study considers a supply chain consisting of a supplier and an e-tailer on the internet. The e-tailer replenishes products from the supplier for private inventory and sends drop shipping requests to him for delivering orders to customers when private inventory is insufficient or stock out,...

In order to curb anthropogenic carbon emissions and achieve the carbon intensity reduction target in China, it is crucial to shed light on influencing factors of carbon emissions at the city level. This paper selects Tianjin, one of the largest economic centers in northern China, as a study...