The male scions of Australian family fortunes, such as Lachlan Murdoch (the eldest son of Rupert), are not routinely described in the press as heirs.

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She quit the company two years later and now has her own U.K.-based production company. (Just last week, her brother Lachlan Murdoch , his father's more recent heir apparent, followed suit, quitting News Corp.) Still, it seems fairly certain that these women are making their wealthy fathers proud.

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Lachlan is not the only one of Mr Murdoch's children to leave in a hurry.

ECONOMIST: Family businesses

On July 29th, Rupert Murdoch's eldest son, Lachlan, suddenly resigned from his executive roles at the company.

ECONOMIST: Family businesses

Mr. Murdoch dismissed the idea of his son Lachlan potentially coming back into the fold as CEO of the publishing company.

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Mr Murdoch senior is said to have made cutting remarks about Lachlan's performance in front of other executives.

ECONOMIST: Family businesses

Yet the Murdoch family was well represented there, with both Rupert and Lachlan, his eldest son, on hand.

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Murdoch's other son, 35-year-old Lachlan, left in a huff in 2005.

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Lachlan's responsibilities are now expected to pass to Mr Chernin, and Mr Murdoch will return to being publisher of the New York Post.

ECONOMIST: Family businesses