http://www.bloomberg.com/news/2014-11-17/-100-billion-deal-day-evokes-1998-s-exxon-mobil-real-m-a.html By Brooke Sutherland and Tara Lachapelle The last time two mergers this huge were announced on the same day, Exxon was targeting Mobil and Bill Clinton was still in the White House. Halliburton Co. (HAL) and Actavis Plc this morning announced a combined $100 billion in takeovers. It’s rare to see two deals of $20 billion or […]