When you go into a grocery store, you shut your car off – letting it idle would waste gas (and invite thieves). When you pause at a stop sign, you leave your car on – restarting it after one second would just waste time and energy. And although these examples are rather obvious, Google’s now addressing the reasons behind Blackle, a dark search engine and would-be electricity saver.
Selling Billboard Space… Thru Craigslist? On the Inefficiency of Media Buying
As we know, the paid search auction has been the great shining tangible example of how inefficient markets can be quickly rationalized through an online auction scenario.