For the next three years, they struggled to find a workable product, let alone a viable business model.

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Competitors also do not feel that there is enough demand to warrant the new model, let alone a new brand.

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Of course this is part rumour but the thing is that the iPad, like the iPhone, has become such a huge product, selling so many units, that preparation for even a change in the machine, let alone preparation for a new model, simply cannot be kept quiet.

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His static model does not let him mention, let alone understand, that gains from trade should drive a policy of trade liberalization.

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