Tag: contribute

Online Ads Contribute $300 Billion To U.S. Economy

Online advertising contributes $300 billion to the U.S. economy, according to a new study by the Interactive Advertising Bureau.
The ad supported Internet accounts for 2.1 percent of the total U.S. gross domestic product. It directly employs more than 1.2 million Americans with above-average wages in jobs that did not exist two decades ago, and another 1.9 million people work to support those with Internet-related jobs.

Wikipedia SEO: Don’t Spam – Contribute

Because Wikipedia entries routinely show up in the top 5 search engine results at Google, some black hat SEO’s (and a few clueless beginners) realized the value of a link from the online encyclopedia and began link spamming blatantly. So recently Wikipedia posted the "nofollow" tag to all outbound links, purportedly to stop SEO Spam by reducing the value of those outbound links.

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