Abstract: A system and method for measuring exact effort spent on work related activities within an organization. The system includes at least one desktop agent cooperating with at least one server, the or each said desktop agent includes collecting means for online events including user inputs, active applications, and related application artifacts; a desktop time map unit aggregating said online events into time slots pertaining to applications and artifacts on said desktop; a user remote time map unit assessing an offline duration at said desktop; a rules and pattern matching engine; a user time analyzer mapping said online and offline time utilization to activity and purpose responsive to output of said rules and pattern matching engine; and a private time selector regulated by said user time analyzer. Server aggregates individual effort data, and adapts it into an n-dimensional effort data cube, thereby facilitating views into different aspects of organization effort.