I agree that forcing people to sell has its issues, but perhaps you could have a tax on loans of a certain size and/or not being able to deduct as much for the

I agree that forcing people to sell has its issues, but perhaps you could have a tax on loans of a certain size and/or not being able to deduct as much for the interest paid. Then nobody would be forced to sell, unless they wanted very large amounts of cash. I'm sure someone could find loopholes for those ideas as well.