Reuters: Japan’s Sharp Corp, Italy’s Enel SpA and a European machine maker will invest about 150 billion yen (US$1.6 billion) in an Italian solar cell venture, local media said, as the sector continues to ramp up even as the global economy worsens. Sharp, the world’s No.2 maker of solar cells, will hold a minority stake in the venture, while Enel, Italy’s largest power company, and a third machine maker will together hold a majority stake, the Nikkei business daily said on Thursday, pushing up …