One good reason to tax land is that its one of the few resources that we can't expand production of. Until traveling to other planets is cheap, land is a very l

One good reason to tax land is that its one of the few resources that we can't expand production of. Until traveling to other planets is cheap, land is a very limited resource so it is a major benefit to prevent the rich from hoarding it. For much of early Roman history, it was illegal for anyone to own more than a certain amount of land.