He wants to focus on the school rather than dissipating energy on risky foreign ventures.

ECONOMIST: Old schools are finding new markets abroad

But that risks dissipating energy on easy bilateral deals, with dubious trade-enhancing impact, at the expense of tougher, but far more beneficial, multilateral negotiations.

ECONOMIST: Trade

It was the fact that while most of the prisoners were divergently dissipating the pressure of prison life through distractions like sleeping or TV, he was convergently using this same energy to focus his attention on getting free.

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