[whimsicalism]

Speaking of incongruent ideas, I think your #1 and #2 are contradictory.

Financialization is an important part of getting markets to meet demand. If you can’t “speculate” on future demand, then developers will not be able to build houses in anticipation of future residents.

[lasean]

The government can both subsidize development with low construction loan rates and disincentivize owners from flipping homes for quick profits. There are places where capital gains rates on home sales are onerous if sold before ten years. Both can be true at the same time. The likely oversupply of homes in this scenario is what most people would reject.