This is a collaborative qualitative model on the development of prices for real estate (houses, apartments etc.). While there is already a collaborative model on the development of stock markets (https://www.know-why.net/collab?id=CzSkr0IaGNcHWA9aGfE0Y-A) I would like to gain more insights on house prices as well. Background: while the population is shrinking we still see a boom in the construction of new houses. I thought that this was only because of low interests but experts told me a couple of demogr...