Originally published on Economics from the Top Down Blair Fix In Problems With Measuring Inequality, I discussed how inequality is an ambiguous concept. The problem, in short, is that a single metric can never capture every aspect of a distribution of income. Much like we cannot tell the shape of an object from its perimeter […]
Continue ReadingNo, Productivity Does Not Explain Income
Originally published on Economics from the Top Down Blair Fix Did you hear the joke about the economists who tested their theory by defining it to be true? Oh, I forgot. It’s not a joke. It’s standard practice among mainstream economists. They propose that productivity explains income. And then they ‘test’ this idea by defining […]
Continue ReadingRethinking Causation in the Social Sciences
Originally published on Economics from the Top Down Blair Fix For the last few weeks, I’ve been thinking about causation in the social sciences. As with many instances of reflection, this was prompted by rejection. A political economy journal recently rejected a paper that I had submitted. The paper (available here) studied the correlation between […]
Continue ReadingProblems With Measuring Inequality
Originally published on Economics from the Top Down Blair Fix Economists often talk about income inequality the same way a doctor would talk about a child’s height. Just as a doctor would say “Sylvia continues to grow taller”, economists say things like “US income inequality continues to grow”. (Full disclosure, I’m sure I’ve said similar […]
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