"Robert Lucas, a Nobel Prize winning economist, once wrote that after you think about the gap between poor and rich countries, it is hard to think about anythin

"Robert Lucas, a Nobel Prize winning economist, once wrote that after you think about the gap between poor and rich countries, it is hard to think about anything else." In The Economist "Free Exchange" - the first in a series of the economists professions shortcomings The article suggests that the profession's focus on quantitative models had meant that studies which ask the important question of why some countries grow are failing to get much attention.