[Author of] “Private Empire: ExxonMobil and American Power,”...Steve Coll examines ExxonMobil’s “outsized-influence” in impoverished countries...“There has to be part of the world – and Chad would represent it – where standard operating procedures are just not acceptable.”...Alan Jeffers, Exxon Mobil’s Media Relations Manager, disagrees. He says the firm takes corporate social responsibility seriously, but isn’t going to participate in nation-building.