Limited in scope and time, they do not fall foul of Germany's constitutional constraints.

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Against these human frailties, constitutional constraints offer little more protection than double yellow lines on a highway.

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Such self-imposed constitutional constraints are not an issue for South Korea.

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To prevent their abuse, Hamilton explained why the Framers believed direct taxes required explicit constitutional constraints, in addition to the general restraining nature of a constitutional arrangement of limiting government solely to delegated powers.

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Abe is on a mission to reinvigorate the Japanese economy, win control of the upper house of the Diet (National Assembly) in summer elections and push through constitutional revision to remove constraints on Japan's military.

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