[Worldtraveler once upon a time]

--- "Increase building of single family homes by getting rid of the green regs stopping it."

This! ↑ ↑ ↑ ↑ ↑ ↑ ↑

[packagingguy]

Technologies exist that already reduce home building costs by 33%, but these homes are usually not within code because of the new materials.

[Mr. Lucky]

Exactly.

Price is set by supply and demand. 50 years mortgages would increase demand without affecting relative supply; decreasing government regulation increases supply relative to demand.