How Much Revenue Can The New York Times Paywall Generate?

So how much money will the New York Times generate with its new digital subscriptions? The company has said that about 15 percent of monthly visitors to its website are heavy users who access more than 20 pages a month—and therefore will soon be prompted to pay up. Some of those heavy users are already print subscribers who will be able to continue to access the site for free, but how many of the...