loglikelihood:

If you’re using Textmate 2, LaTeX, and Mountain Lion, you may run into an this error message when trying to compile latex documents with postscript graphics:

!!! Error: Cannot open Ghostscript for piped input

The solution is to add a PATH variable to Textmate with the following contents:

…

Bilinguals are smart. 

Trilingual kids.

The essential signs to learn to communicate with babies… and others.

loglikelihood:

Greg Mankiw links to a post by Bryan Caplan and refers to findings from a study summarized in Kahneman’s Thinking Fast and Slow to suggest that we might be able to explain income inequality using individuals’ preferences for higher and/or lower incomes. Kahenman as quoted by Mankiw:

A…

“People with a gift for other languages could have different brains from those of other people, a study suggests.”