Cloud computing has a most vulnerable security concerns as virtualization. This paper presents a Trace-enable Virtualization protection framework named TVGuarder, which protects IaaS user's important data from being illegally accessed or maliciously damaged by insider attacks. A threat model is...

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 spite of the importance of service value networks (SVNs) in today's service sectors, academic studies of SVNs, in terms of their formalisms, models and value creation processes, are still lacking, with only sporadic publications available. This paper intends to make a contribution to the...

Purpose: The purpose of this paper is to consider that the model of volatility characteristics is more reasonable and the description of volatility is more explanatory. Design/methodology/approach: This paper analyzes the basic characteristics of market yield volatility based on the five-minute...