Bank mortgage rates, home prices and implications for investors Key points - The RBA has left interest rates on hold. The arguments to cut or hike rates are evenly balanced and we can’t see an official rate hike until second half 2018. - For the RBA to hike rates just to slow the Sydney and Melbourne property markets at a time of softness elsewhere would be madness. - But various threats to the hot Sydney and Melbourne markets are growing and point to slowing price gains.