Jeffrey Sachs draws on his remarkable 25 years' experience to offer a thrilling & inspiring vision of the keys to economic success in the world today. Marrying vivid storytelling with acute analysis he sets the stage by drawing a conceptual map of the world economy & explains why over the past 200 years wealth & poverty have diverged & evolved across the planet & why the poorest nations have been so markedly unable to escape the trap of poverty. Sachs tells the remarkable stories of his own work in Bolivia Poland Russia India China & Africa to bring readers with him to an understanding of the different problems countries face. In the end readers will be left not with an understanding of how daunting the world's problems are but how solvable they are & why making the effort is both our moral duty & in our own interests.