But economic analysis indicates that building even market-rate housing drives down prices for everyone: https://www.bloomberg.com/view/articles/2016-05-18/want-

But economic analysis indicates that building even market-rate housing drives down prices for everyone: https://www.bloomberg.com/view/articles/2016-05-18/want-cheap-rents-build-expensive-housing-then-wait https://www.bloomberg.com/view/articles/2016-05-18/want-chea... For example, the thorough analysis above indicates that increasing San Francisco's housing supply by 30% would cut prices in half.