Murchison quits bid with shot at Sinosteel; No need for exporters to fear: Garnaut; Pratt accuses ACCC of 'abuse of power'; Veteran brokers drive $150m takeover by Bell; Shock downgrade rattles market

Murchison quits bid with shot at Sinosteel; No need for exporters to fear: Garnaut; Pratt accuses ACCC of 'abuse of power'; Veteran brokers drive $150m takeover by Bell; Shock downgrade rattles market