Increase GST, lift taxes on 4WDs, says Barnett; China fails in ore price deal; Bid to derail Rio-BHP exclusivity; OZ rejects $1.5bn, sticks with Minmetals; Sage poised to close deal on platinum play

Increase GST, lift taxes on 4WDs, says Barnett; China fails in ore price deal; Bid to derail Rio-BHP exclusivity; OZ rejects $1.5bn, sticks with Minmetals; Sage poised to close deal on platinum play