murdoch-frowns.jpgWhen Rupert Murdoch said the other day that he wasn’t investing in newspapers anymore, we assumed that he was being ironic, especially as it came in the same telephone conference call with News Corp analysts and reporters in which he said that he thought his agreement to buy Newsday from Tribune Co was all but sewn up .

That goes to show you what they say about assuming things.

The Wall Street Journal reported on Saturday , and we subsequently confirmed , that News Corp isn’t going to chase Newsday after all. Instead, it’s pulling its $580 million bid, paving the way for Cablevision to likely take over its fellow Long Island media outlet. New York Daily News owner Mortimer Zuckerman is in the race still as far as we know, but it’s hard to see how Tribune will take his $580 million bid when Cablevision has a $70 million sweetener on top of that.

Why? Apparently the economics were unjustifiable. What could that mean? The short list: Tribune’s quarterly financial results, which came out late Friday, show the company continuing to lose advertising revenue at its newspapers; media ownership laws might make it tough for Murdoch to take the paper yet keep his New York-area television broadcast licenses; and finally, a bid higher than $650 million is already a higher valuation for a newspaper than most sensible financial folks see as feasible.

That didn’t seem to bother Murdoch before. Here’s what he said on the News Corp earnings call (reproduced from our earlier blog entry ):

No, I don’t think Cablevision will prevail. Just be patient for a couple of days (inaudible). We’re certainly not in the business of getting into an auction here …