Earlier quoted context omitted.
I'm talking about taxes on personal residences, used as residences. I don't particularly want to argue in this post about what taxes might apply to second/third/fourth/investment/etc houses, or about the desirability of using excise taxes to control behavior. In the context of property used as a residence, I'm suggesting that property taxes produce undesirable effects, and that other forms of taxation might potential…
But that's what inflates property markets -- investors buying and selling multiple properties, realtors identifying and driving growth in this or that neighbourhood. London, SF, Sydney or Vancouver are all awash in investment cash for properties, that's what drives prices. "In the context of property used as a residence", most European countries do not tax first homes, end of story. It doesn't stop prices from growin…
I'm not talking about sales taxes on the sale price of a home; the US doesn't tax those either. I'm talking about property taxes, as in the taxes typically assessed by a local government to property owners as a percentage of the appraised value of their property. I'm saying that such property taxes produce various undesirable effects (as mentioned several comments up).
That's orthogonal to questions of how to deal with people owning, buying, or selling multiple homes. It may or may not make sense to apply different rules in those cases, such as not providing an exemption for sales taxes on such properties. (Though you'd have to be careful there to not cause problems with rental prices.)