Productivity refers to the things that have come out are subjective or perception that developed or manufactured by the authorities so that those who are involved or people or anything useful from an operation or activity.
Output means What has come out with concrete. Or recognized Prepared or produced by the agency. Those related to personnel utilized or received from the operation or activity.
The output means something out of concrete, or perception, developed or manufactured โดยหน่ว Yong. For those involved or personnel use, or what has been the หรือกิจกรรม.