Despite the fact that money spent on online advertising is increasing, newspapers have seen a decline in their online ad sales. Alan Mutter, in his blog Reflections of a Newsosaur, has the numbers and cites this lag as the reason that publishers are increasingly looking toward charging for their content. He argues that newspaper sites have to become less like newspapers and instead more interactive hubs of activity to compete for online advertising dollars.

You can read Mutter’s blog post here.