Harvard has invested millions of dollars in a Chinese oil company [PetroChina] whose financial dealings with the Sudanese government, human rights activists say, have funded that regime’s ongoing slaughter of its own people...PetroChina is a spin-off of the China National Petroleum Company [CNPC]...Representatives for PetroChina did not answer calls for comment to their offices in Beijing yesterday. [also refers to Talisman, BP Amoco, Goldman Sachs]