** Contact Energy CEN.NZ rises 1.1% to A$8.390
** Stock rose as much as 5.7% to A$8.791 earlier in the
session, highest since Jan. 20
** Energy retailer says it acknowledges Statement of Issues
released by the New Zealand Commerce Commission, assessing the
competitive effects of co buying Manawa Energy MNW.NZ
** Adds both firms provided substantive evidence and will
continue to assist the Commission in matters noted in the
statement
** Statement says merger will raise potential competition
issues
** YTD, CEN down 2.1%
(Reporting by Manasi Dasa Sundeep in Bengaluru)
((Manasi.DasaSundeep@thomsonreuters.com;))