March 4 (SeeNews) - Bulgaria's competition regulator said that it gave the green light to Belgium-based KBC Bank, a unit of financial group KBC, to acquire 100% direct interest in Raiffeisenbank Bulgaria and indirect control of the target company's wholly-owned units Raiffeisen Leasing Bulgaria, Raiffeisen Asset Management (Bulgaria), Raiffeisen Insurance Broker, and Raiffeisen Service.