New data this week reveals the key to a slump in Victoria: Believe it or not there has been too much new property built in Melbourne. Moreover, there are now more sellers than buyers across the state: How long can it last?  In today's show, we cover  * Why prices and rents will keep rising ?* The state that overbuilt * Shared house - the ultimate investment property * Where can I get a 40-year mortgage?  Eliza Owen, economist at CoreLogic joins wealth editor James Kirby in this episode  See omnystudio.com/listener for privacy information.