Hartz IV recipients must go through a complicated bureaucratic procedure to replace essential household items such as a refrigerator or television set.

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The process of doing so is not as straightforward as it sounds, because something might simultaneously explain both air-traffic and growth, and so it is necessary to go through a complicated econometric procedure to purge any correlation of air traffic and growth of variables that might explain both.

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You've been stopped by the traffic police but don't want to go through the Byzantine procedure for paying a fine.

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But the problem is you're then asking all these women who are then undergoing IVF to produce fewer embryos with, as a result, lower likelihood that they will end up with a live birth, and they'll have to go through the procedure again.

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