Also people in most other countries economically comparable to the U.S. have variable rate or 5 year fixed rate mortgages. The U.S. government backstops most 30

Also people in most other countries economically comparable to the U.S. have variable rate or 5 year fixed rate mortgages. The U.S. government backstops most 30 year fixed rate mortgages. The banks don't wouldn't offer 30 rates so low, given the interest rate risk.