"just halving" is a radical change that will never happen on a short timeline.
With a more realistic number of 2% (for the US), you are talking about a 35% reduction in Price/income in 20 years. I think that is a very optimistic case to shoot for socially and politically.
With a more realistic number of 2% (for the US), you are talking about a 35% reduction in Price/income in 20 years. I think that is a very optimistic case to shoot for socially and politically.