The Agnelli family is prepared to reduce its stake in Italy's largest car-maker in order to develop international alliances, daily publication Il Sole 24 Ore reports. The reports quotes the grandson of Fiat's founder, Umberto Agnelli. The Agnelli family controls about 30% of Fiat, the world's fourth-biggest carmaker, via holding companies IFI and IFIL. Also reported Dec. 7, Japan's Nissan Motor Co. Ltd. will announce a plan to sell its entire stake in Fuji Heavy Industries Ltd. this week and use the proceeds to slash debt. The Yomiuri Shimbun newspaper reported Nissan would sell its 4.1% stake in Fuji Heavy, the maker of Subaru cars, raising some 20 billion yen. Nissan would not comment on the report