Crunchtober

Oct 24, 2018 - 4 minutes
One thing I find so difficult to accept is crunch time. Not that I can’t cope or even succeed in crunch, per se. But, rather, I’m beginning to find it very peculiar that folks respond to difficult times through the faith in their ephemerality… as if this specific difficult phase is going to pass is somehow heartening. Sometimes, when my job is at its worst, I hear this a lot. Read more ...

Who's Fixed?

Sep 13, 2018 - 3 minutes
When comparing a multilevel model to a fixed-level model, it’s important to consider how things are parameterized. For instance, let’s say you’re conducting comparisons between a no-pooling model and a partial pooling variance components model. In this case, we have: $$ y= \Delta u + \epsilon$$ as the specification, where $\Delta$ is the dummy variable matrix, $y$ is the outcome of interest, and $\epsilon$ is the usual homoeskedastic error term for the responses. Read more ...

The Geometer's Angle

Jul 30, 2018 - 9 minutes
The Geometer’s Angle What John O’Loughlin talks about in his recent presidential address in Political Geography strikes me as substantially similar to many of the things I’ve read from him on the field. Indeed, it reminds me of the same track I got from him as a PhD applicant seeking to work in quantitative political geography. I’ll never forget; right at the time of (what I thought and still feel is) great ground-breaking work in political science focusing directly on the new understandings possible from aggregate electoral data [1,2,3] he suggested that electoral analysis needed to go beyond this. Read more ...