(ShareCast News) - Real estate group Savills said its international real estate advisory firm has completed the acquisition of SEB Asset Management.The FTSE 250 group said the acquisition will create a leading European investment management business, which will benefit from a strong platform in the Asia Pacific region.Meanwhile, Savills added its investment management division had entered a co-operation with Skandinaviska Enskilda Banken which will see Savills Investment Management provide real estate investment services to clients of the institutional and wealth management divisions of SEB.Savills shares were down 0.39% to 899.50p at 0927 BST on Tuesday.