On: Rent controls have split housing in Berlin into two distinct markets

[inglor_cz]

Berlin has a lot of empty space, including various brownfields that would look better if they were built over.

German construction industry used to be chronically overbooked, though. IDK how does the situation look now.

German bureaucracy probably does not help. When it comes to red tape, Germany is one of the most onerous countries to do anything new.