Columbia Business School has a blog

Here, and you’ll find economists Glenn Hubbard, Frank Lichtenberg, and "CBS Blogger."  Here is one post "Blogging Means Business."  Columbia Business School has many great economists, let’s see if they are good enough to solve the free-rider problem with most (not all) group blogs.

Elsewhere from the world of business, here are search engine futures, thanks to Michael Foroobar for the pointer.