Measurement of scope,schedule and cost in a single integrated system.
acurate forecasts of project performance problems
improve scope definition
consists of project plan, planned value or budgeted cost of work scheduled, earned value or budgeted cost of work performed
How to implement EVM?
1. define work by drawing work breakdown structure(list out activities)
2. to assign a value, planned value to each activity
3. to define earning values for each activity
4. execute the project according to the plan and measure progress