Raise mining tax to stop inflation blowout: OECD – The West; Doubts over savings from WA payroll plan – The Fin; Gavilon lures CBH traders – The Fin; IOH points to other rail options in Pilbara – The Fin; Pluto nears finish – The West

Raise mining tax to stop inflation blowout: OECD – The West; Doubts over savings from WA payroll plan – The Fin; Gavilon lures CBH traders – The Fin; IOH points to other rail options in Pilbara – The Fin; Pluto nears finish – The West