Oct 28 (Reuters) - National Australia Bank NAB.AX CEO
* Says sees continued downward pressure on net interest margins
* Says expects ROE to improve 200 bps in FY 2015 following sale of low returning assets
* Says sale of life insurance business to lead to non-cash loss of A$1.1 billion Source text for Eikon: urn:newsml:reuters.com:*:nL3N12Q01K Further company coverage: NAB.AX