From the Crikey grapevine, the latest tips and rumours …

Malcolm Roberts has cost of living answers. Governments and political parties love a summit -- and now One Nation's Malcolm Roberts is having his own "Cost of Living Summit", and the list of speakers will make you consider shelling out the $20 cover charge (a decent price point considering the theme). To be held this Friday (the 13th, but we're sure we shouldn't read anything ominous into that), there's usual subjects Mark Latham, Ross Cameron and Alan Moran, but we feel bad for The Australian's Adam Creighton -- Roberts calls him Alan on the website. From what we can surmise, we gather the main issue in cost of living pressure is going to be tax, followed by the environment, the website says: