My Faults My Own

…willing to sacrifice something we don't have

for something we won't have, so somebody will someday.

IN WHICH Ross Rheingans-Yoo, a sometimes-poet and erstwhile student of Computer Science and Math, oc­cas­ion­al­ly writes on things of int­erest.

Reading Feed (last update: November 24)

A collection of things that I was glad I read. Views expressed by linked authors are chosen because I think they're interesting, not because I think they're correct, unless indicated otherwise.


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Blog: Marginal Revolution | The Republican Club — why is this painting interesting? — Tyler plays art critic; see also The Democratic Club, by the same artist.

Blog: Marginal Revolution | A Time to Fast — on calorie reduction strategies.


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Blog: Marginal Revolution | The best results on assortative mating and inequality I have seen — "Individuals face a large degree of uncertainty about their permanent wages early in their careers. If they marry early, as most individuals in the late 1960s did, this uncertainty leads to weak marital sorting along permanent wage. But when marriage is delayed, as in the late 1980s, the sorting

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Bad Graphs

In the wake of the announcement of Harvard's first wave of '18 admits, the Harvard Crimson is reports on the high-school demographics of Harvard's student body. The investigative article sheds some sunlight on just how much inequity exists between privileged "Harvard feeder schools" and the rest of the downtrodden teenaged proletariat.

Graph featured on The Crimson

That is, surprisingly little.

Oh, sure; the graph is concave. That means that...some schools sent more kids than other schools. Huh. How many more? Well, just reading the graph, something like 45% of Harvard students were the only admit from their school, and something like 78% are one of three or fewer kids from their high school. By contrast, the top schools send...15. A whopping five times more. Um. Right.

For contrast, this is what real inequity looks like:

Things on the right are people with obscene amounts of money. For reference, poverty-line America is ~95%tile.

(Yes, they're graphing different things, but the mathematical point remains valid.)

Or, on a brighter note, the cost-effectiveness of different

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