Archive for January, 2006

Are recommendation systems based on theory or pure data mining?

Wednesday, January 25th, 2006

One interesting thing about economic research was the importance of theorizing human behavior (although humans are always profit & benefit maximizing and cost-minimizing in econ models) before analyzing the data. It was actually “verboten” to use data mining techniques to identify a pattern, and then tell the story, because 1) econ has serious p-envy (physics envy) and likes to follow […]

Transaction Costs of Big Companies

Monday, January 23rd, 2006

In my first blog entry, I wrote about how the reason I started econ grad school was because of Ronald Coase’s 1937 essay.  Ronald Coase’s main idea was that the reason there are such things as “firms”, is because there is a nontrivial transaction cost, or the cost of organizing market transactions.
This got me thinking […]

Is Yahoo! Answers the solution to the world’s questions?

Wednesday, January 18th, 2006

Everyone has a story about their first WOW moment on the “Internet”. Mine was back in 1994, when I logged in on a green VAX terminal, and onto Usenet, the precursor to online forums. I still remember the wonder and excitement that there were “real people” online, complete strangers with funny handle names, sharing tips […]

Economics and Social Software?

Saturday, January 14th, 2006

The short answer is “because I am fascinated with social software the same way economic theory fascinated me 10 years ago.” But for the long-winded backstory (and backstories are always more interesting than the short answer) here goes –
6 years ago, around this time of the year, my daily ritual consisted of digging my […]