The credibility of cloud service is the key to the success of the application of cloud services. The dual servers of master server and backup server are applied to cloud services, which can improve the availability of cloud services. In the past, the failures between master server and backup...

Grocery store managers change prices on a weekly basis either as part of price promotions or in response to changes on their supply side. Consumers experience this price variability and may respond to it. Even though behavioral literature suggests that price variability affects consumers'...