Why Groupon Works

Google's recent reported $6 billion bid for Groupon -- rebuffed, for now -- took observers by surprise and worried the company's investors. James Surowiecki analyzes the deal and Groupon's business model.

A Very Interesting Paragraph From …

Meantime, over the past two quarters, the number of U.S. households that subscribe to cable and other paid TV services fell for the first time since the dawn of cable - by about 335,000 households out of about 100 million, according to data provider SNL Kagan.

The Magic That Is TED

Anya Kamenetz of Fast Company writes about the TED phenomenon: "By combining the principles of 'radical openness' and of 'leveraging the power of ideas to change the world,' TED is in the process of creating something brand new. I would go so far as to argue that it's creating a new Harvard -- the first new top-prestige education brand in more than 100 years."

Dirty Data?

Are e-mail attachments bad for the environment? Data-storage expert Matthew Yeager thinks so.

The Art of Online Recommendations

Wired profiles Hunch, a company trying to master the art of online recommendations. Hunch participants respond to "Teach Hunch About You" questions, and their answers are fed into a master algorithm, which has already revealed some interesting correlations.

Would You Like a Tchotchke With Your Internet?

A souvenir store on Unter den Linden in Berlin offers 15 minutes of "free" internet usage. To log in, you go to the counter, get an entry code, and are free to use a PC. Moreover, you can use the code to get 10% off the purchase price of any souvenir in the shop. But unlike some "free" deals that come with tie-in purchases, this is a voluntary tie-in.

.XXX Websites

Special addresses for porn websites.

Setting Off Alarm Bells at Work

What can a person do to set off alarm bells at work?

The World Wide Web Keeps it Local

Rather than create a "global village," the Internet may have actually "shrunk people's horizons," reports an Economist article about a new study by Hebrew University researchers Jacob Goldenberg and Moshe Levy. They used a common Freakonomics topic -- baby names -- to study how far ideas have spread since the advent of the Internet.

Why Supply and Demand Are Hard to Measure

So does a graph of broadband prices and quantities in different countries tell us about the supply curve or the demand curve?