In many cases rent control appears to be the most efficient technique presently known to destroy a city - except for bombing.
"Rent Control, Myths & Realities: International Evidence of the Effects of Rent Control in Six Countries (The Rise, Fall and Revival of Swedish Rent Control)". Book edited by Milton Friedman, Walter Block, Friedrich A. Von Hayek, Basil Kalymon and Edgar O. Olsen, 1981.