Yes, I would use gross value added to define productivity. If I've understood you correctly, you're saying that the three factors you listed earlier will drive

Yes, I would use gross value added to define productivity. If I've understood you correctly, you're saying that the three factors you listed earlier will drive companies to have high GVA per labor hour, and that companies that lack one or more of those will have lower (or perhaps even negative) GVA per labor hour. Is that right?