The pattern of the progressive evolution of offset streams might indicate that the slip rate of the fault in the same place is relatively constant during a certain period.

断错水系的演化图象则进一步提供了在一定时段内，同一地点滑动速率基本稳定的线索。

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For the likes of Mr Krugman, progressive taxation and redistribution are needed to offset labour's position of weakness.

ECONOMIST: Economics focus