Pfizer (PFE) has a history of making big acquisitions, and has access to very cheap cash right now -- this would allow the company to make a big splash by taking over Bristol-Myers Squibb (BMY) and thereby increasing the company's growth outlook as well as its earnings and cash flows significantly.
I am not the only one who has thought about the idea of Pfizer making a bid for Bristol-Myers Squibb, as those news items show: 1, 2, 3
Strategic reasons for a takeover
The rationale is easily explained: