First global asset efficiency study reveals maturity of cyber-physical system deployments Industry 4.0: The state of the nations by Infosys. You can download the report form here:
THE SIPRI YEARBOOK SIPRI Yearbook 2015 presents a combination of original data in areas such as world military expenditure, international arms transfers, arms production, nuclear forces, armed conﬂicts and multilateral peace operations with state-of-the-art analysis of important aspects of arms control, peace and international security. You can download the report from here:
I'd like to share "2015 World Military Expenditure Trends" by SIPRI.