Month: March 2007

The high school chains that bind  I’m not sure how I missed this when it came out, but two years ago, Peter Bearman (go Columbia!) and colleagues used extremely detailed data gathered as part of the Adolescent Health Project to map the romantic and sexual network of 832 of the 1,000 students at a large… Continue reading The high school chains that bind

The China problem Big markets look sexy. Big markets are a problem. Sitting at the vet today, I saw a brochure for an injectable chip that makes it easier to identify a lost dog. No doubt, the investor meetings all started with, “Well, there's a hundred million dogs in the United States, and if we… Continue reading The China problem