Yes, that's broadly a good thing which tilts the playing field in favour of locating productive people close to their work. Whether it's possible to set it at

Yes, that's broadly a good thing which tilts the playing field in favour of locating productive people close to their work. Whether it's possible to set it at a level strong enough to produce the right "nudge" without creating a bunch of unintended consequences, harder to say. Probably worth trying in a few city-regions though to see what happens.