Cleverness and humo(u)r are gold apparently.
As are fights.
And lists.
http://noahpinionblog.blogspot.co.uk/2013/01/what-do-econ-blog-audiences-like-to-read.html
About Noah
Noah has been a physics major at Stanford, an academic editor in Japan, and a PhD candidate in economics at the University of Michigan.
He is now an assistant professor of finance at Stony Brook, hard at work on solving all the problems of the world.