For the first time in three years, house prices in Melbourne and Sydney have gone backwards with Domain's chief economist Dr Nicola Powell saying the two cities are traditionally the most exposed to interest rate hikes and cost-of-living concerns. However, in Sydney it's a two-track market with units continuing to rise in value, as well as more affordable houses. Subscribe: http://ab.co/1svxLVE Read more here: www.abc.net.au/news ABC NEWS provides around the clock coverage of news events as they break in Australia and abroad. It's news when you want it, from Australia's most trusted news organisation. For more from ABC NEWS, click here: https://ab.co/2kxYCZY Watch more ABC NEWS content ad-free on ABC iview: https://ab.co/2OB7Mk1 Go deeper on our ABC NEWS In-depth channel: https://ab.co/2lNeBn2 Like ABC NEWS on Facebook: http://facebook.com/abcnews.au Follow ABC NEWS on Instagram: http://instagram.com/abcnews_au Note: In most cases, our captions are auto-generated. #ABCNEWS #ABCNEWSAustralia