Vancouver Sun: With rioting over food shortages in the developing world and stratospheric prices at the gas pumps, a new book on the world’s woes provides insight into what on earth is going on. In Common Wealth: Economics for a Crowded Planet, Jeffrey Sachs, a UN activist and Columbia University economist gives context to an array of inescapable challenges facing Planet Earth, and proposes courses of action. The book ought to be read by every Canadian politician, whose thinking currently …