I think in order for it to be sustainable, it can't be tied to taxation on production, but rather taxes on rent. For if production goes down, it becomes imposs

I think in order for it to be sustainable, it can't be tied to taxation on production, but rather taxes on rent. For if production goes down, it becomes impossible to fund this entitlement. But if the entitlement is strictly tied to land rent (analogous to the citizen's dividend that Alaskans get for the extraction of natural resources), this can't completely disappear.