The weight of something is the value measured at the Earth's surface.
But tax lawyers say it is very difficult to measure the cost and value of health benefits.
It is especially difficult to measure the value of natural ecosystems.
It is to measure the cultural value of reading at the same level as buying car insurance.
No, they can't possibly measure the unique value of one person's education against another's.
For example, they measure the economic value to the society of providing a job to a disabled person.
Parameters describe all there is to know about a value being measured.
In common language, the weight of something is typically understood to be the value measured at or near the Earth's surface.
You can't measure the value of having neighbors like that.
Gross national product measures the total value of goods and services produced by a nation.