Merck & Co. Inc. has announced its fourth-quarter earnings and sales results, exceeding expectations. The company's success in the cancer and vaccine segments has contributed to its exceptional performance. Financial Highlights Net loss of $1.226 billion, or 48 cents per share, compared to a profit of $3.017 billion, or $1.18 per share, in the same quarter last … [Read more...] about Merck Reports Strong Q4 Earnings and Sales