The American regional bank FIRST UNION and its rival WACHOVIA (North Carolina) have announced their merger. This transaction, in shares, is estimated at more than USD 13 billion and will give rise to the fourth largest banking group in the United States named WACHOVIA CORPORATION with some 19 million customers, USD 324 billion in assets and around 90,000 employees. FIRST UNION is offering two of its shares for each WACHOVIA share, valuing each share at USD 63.84.