[tonyedgecombe]

That isn't productivity, productivity is value/duration.

[alephu5]

You're absolutely right, but in "Agile" teams this is exactly how they measure productivity: story points (cost)/sprint (duration)

[etripe]

And that is exactly why management shouldn't be looking at or comparing burndown charts. It's too tempting to see IT as a cost centre instead of an enabler.

[zhte415]

Define value. Now that's a rabbit hole. Marxist definition? Ricardian?