You could cut housing prices in half by building 111,000 new units. You could do that by converting 6% of the city's single-family homes into six-story apartmen

You could cut housing prices in half by building 111,000 new units. You could do that by converting 6% of the city's single-family homes into six-story apartment buildings, leaving the other 94% untouched, and not building a single structure taller than that.