Two regional titles in Germany, Berliner Morgenpost and Hamburger Abendblatt, have put up pay walls around premium content. But two big national titles, Bild and Die Welt (owned by publishing company Axel Springer), are keeping their websites free while selling iPhone-app subscriptions for $2 to $5 a month. And when The Guardian, Britain’s most-visited newspaper website, launched a $3.73 iPhone app — despite outspoken rejection of the pay-wall model — it sold 70,000 in the first month.

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