Tyler Cowen (at Marginal Revolution) linked an interesting and pertinent article on the cultural dimension of development and “success” in South Korea:, which sounds a lot like what I’ve been saying over the years: South Korea’s success has been deep but not wide. Almost half of its population lives, works and competes in Seoul. Its occupational structure is also narrow. The number of professions in South Korea is only two-thirds of the number in Japan and only 38% of that in America. This striking statistic is not lost on the South Korean government (few are). It has appointed a task force …