Discuss and identify which form of efficiency the following markets are adhered to and/or violated: i. Stock returns tend to be higher in January than in other months. ii. Some stocks perform substantially better than the market while some stocks perform significantly worse than the market in any given month. iii. Roughly half of a group of professional portfolio managers 'beat the market' during 2000. iv. Consistently superior returns are earned by buying a company's stock the day after an announcement of good news, for example, after an increase in earnings. v. Mr Solaree announced on national TV that he has discovered a trading strategy that can outperform the market by 3% on average.