Dow Jones reports that the Brazilian market authority Commissao de Valores Mobiliarios has asked Telecom Italia’s (TI’s) controlling shareholder Telco to launch a bid on the minorities of its Brazilian unit TIM Participacoes (TIM Brasil). Telco, a holding company which includes Italian banks Intesa Sanpaolo and Mediobanca, insurance group Generali and the Benetton family, together with Spanish phone giant Telefonica, holds 24.5% of Italy’s largest telecoms operator. TI indirectly controls about 69.8% of TIM Participacoes’ share capital. TIM Participacoes has a market capitalisation of USD3.9 billion.