<i>the total scores for the scientific disciplines are consistently higher than those for the humanities and social sciences;</i><p>Economics scored #4 and it's not a science. That blows away any credibility this might have.<p>Economics does have equations and an analytical approach, but its empirical foundations and usefulness are quite dubious, compared to say, civil engineering, or medicine. I would think that medicine would require a very high degree of empirical rigor, and it must be put into practice every day.<p>This isn't a list of what occupations are useful or even intellectually honest. It's ordered by complexity of abstraction.