This is a load of crap, putting today's unaffordability issues at the feet of the workers. The real problem is that all profit from improved productivity is going up to the top.
If our productivity did match the G7 average, do you actually think that it would have gone to higher wages and better conditions for workers? Of course not.
Formal training in health and science would be good, but even more important is to listen to the experts who are world leaders in those things.