Whoah, hold up, your (3) is doing a lot more work than you think it is. Comps matter but they don't literally break the market:
* They impact listing prices but not necessarily clearing prices.
* They assume all the sellers, who are not corporate investors, can mechanically anchor off those inflated comps, without factoring in buyer budgets and carrying costs.
Real estate is slower than most financial products, but it's still an actual market. You can't just buy a tiny fraction of the inventory at an inflated price and assume the whole rest of the market will follow you.
* They impact listing prices but not necessarily clearing prices.
* They assume all the sellers, who are not corporate investors, can mechanically anchor off those inflated comps, without factoring in buyer budgets and carrying costs.
Real estate is slower than most financial products, but it's still an actual market. You can't just buy a tiny fraction of the inventory at an inflated price and assume the whole rest of the market will follow you.