Earlier quoted context omitted.
In Japan it's reasonably common for someone to own the land while someone else (e.g. a homeowner) owns the buildings on the land and has certain rights to live there that the landlord can't ignore (and hence can't just turf them out suddenly). Flats in the UK are leasehold, which means you can buy (part of) a property and still not own the land. It's entirely possible to separate the two.
It's possible to separate the two, but not in a way that gives a meaningful true market value for land alone in the short term-- rather just values for land in long-term option value after other rights are considered. That is, that leaseholder you can't turf is enjoying a lot of the value of the land, and it may not be correlated to past payments or transactions. In turn, lots of the benefits of a LVT evaporate if th…
The tenant knows how much value they are getting from being there, at least relatively, because they pay the rent. If you're paying twice as much rent for half the space as your mate, unless there's some reason like being closer to the centre of the city or something, you know you're getting a bad deal.
Pricing can be difficult but it doesn't exist in a vacuum, there's a whole market to compare to.