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The Gary King equilibrium

Tyler Cowen picks up on the ‘technical note’ in Andrew’s zombie paper.

We originally wrote this article in Word, but then we converted it to Latex to make it look more like science.

This is, of course, strongly reminiscent of the advice that Andrew’s sometime co-author, Gary King, gives to graduate students

Prepare this paper as if it were to be submitted for formal review at a professional journal. Go to the reading room in the library or JStor and have a look for examples. (Why? Quality may be everything, but it is hard to measure and so style provides important signals. For example, as a purely predictive matter, papers formatted with LATEX are much less likely to contain egregious methodological flaws. Use this to your advantage.)

The problem being, of course that if King’s advice becomes generally well known, it is likely to undermine itself. From personal experience, I can testify that it is a lot easier to learn LaTeX than serious quantitative techniques. Hence LaTeX may be an “important signal” but it is one that is relatively cheap and only weakly correlated with technical ability. Those of you who have to write game theoretic questions for comprehensive exams may possibly find it entertaining to turn King’s piece of advice into a signalling game and get students to figure out the separating and pooling equilibria under different sets of plausible parameters. It would surely get the point across to students in a more amusing way than all of those nuclear crisis scenarios from Schelling.

And while we are on the topic of sometime co-authors - is Andrew’s ‘claim’ to have written this with George A. Romero a bid to become the person who has the highest combination Erdos-Kevin Bacon number? Or are there people out there with higher (I don’t know what Andrew’s Erdos number is, but I am presuming it is decent-high)? It would be even better, of course, iif Romero somehow came across this paper and agreed to actually become a co-author …

Comments

Henry:

1. In defense of Gary, the world would probably be a (slightly) better place if people write math in Latex rather than Word (although maybe this has changed in the years since Gary gave this advice; Latex hasn’t changed much, while Word keeps improving). My point is that Gary’s advice is not merely positional or zero-sum; if followed, it would lead to general gains.

2. You want your Erdos-Bacon number to be low, not high, right? In any case, I’d have a ways to go before I was competitive in the Erdos-Bacon arena. I looked it up on the web, and the leader appears to be the guy who was my freshman-year advisor in college.

I hope it’s clear that I’m only teasing here - but I think King’s advice here is really about signalling rather than ease-of-getting-your-equations right - the suggestion seems to be that students take advantage of the empirical correlation between writing in Latex and having stats-chops.

And of course you are right - I should have had ‘highly ranked’ there rather than high. And who was your freshman adviser, and how did he qualify for this august position as the structural bridging point between the two crucial networks of our times?

Henry:

Yes, I see that Gary’s advice was about signaling. But I think the side effect of this signaling is that people could do better work more easily (at least, in the old days before Word had improved so much), thus generally improving the level of research.

My freshman advisor was a math professor named Daniel Kleitman who I’m sure is renowned in his field, but I’d never heard of him before or since, until I looked up Erdos-Bacon numbers on Wikipedia and found him there as the champ.

By the way, my zombie paper does have an Erdos connection! The statistical method we discuss comes from a paper in which we show the advantages of going beyond the standard Erdos-Renyi model for networks.