Online advertising

A new study says tracking on the busiest websites has jumped dramatically compared to last year.

Advertisers are not amused. In the upcoming version of Windows, Internet Explorer will have its "Do Not Track" feature turned on by default. Goodbye creepy ads that seem to follow you around -- hello, more generic ads for great deals on car insurance?

Nielsen's new cross-platform service brings together two worlds - TV and online - and gives advertisers a better sense of who's watching.

The White House is proposing new online privacy rules. But one analyst tells us, advertisers aren't all that interested in who you really are.

Behavioral economist Sendhil Mullainathan discusses how data from your online searches can help not just advertisers, but also economists in researching the state of the economy.

I remember doing a story about Google a few years ago and an analyst saying that YouTube was a real millstone around the neck of the company. Google had paid 1.65 billion dollars for YouTube and hosting all that video bandwidth was incredibly expensive. How could Google POSSIBLY make money on such a thing. Now […]

This final note today, a comment on the value of being left alone, or at least not being observed while you're online....

The first figures from the U.S. Census are out today. Eve Troeh looks at how the census population numbers will affect how federal funding will be...

This final note today, a corollary of sorts to the interview we did about Direct TV and targeted ads. The New York research firm eMarketer says...