The following Portuguese stocks may be affected by newspaper reports and other factors on Friday: MILLENNNIUM BCP - Shares in Portugal's largest listed bank are expected to rise up to 10 percent on Friday after it received a merger offer from smaller rival BPI , analysts said late on Thursday. BPI has proposed swapping 0.5 BPI shares for every Millennium bcp, and would value Millennium around 11.7 billion euros ($16.73 billion). For a story on the proposed merger click on [nN25194042]