Amazon Web Services announces a 5% price reduction on select EC2 instance types (C4, M4, and R3) in US East, US West, Europe, and Asia Pacific regions. Chief Evangelist for Amazon Web Services, Jeff Bar, announced the price reduction in the AWS Official Blog on January 5th, 2016.

Here is a link to the post:  Happy New Year – EC2 Price Reduction (C4, M4, and R3 Instances)