Example sentences of "[adv] over [adj] period " in BNC.

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1 Thus , we have : For two main reasons , economists are usually quite happy to work with ‘ gross ’ rather than ‘ net ’ figures : first , depreciation tends to change only slowly over time so that the ‘ gross ’ and ‘ net ’ figures move closely together over any period of a few years ; and secondly , depreciation figures are notoriously difficult to estimate with any accuracy .
2 Looking back over this period most farm workers view the introduction of the tractor and the combine harvester as representing a decisive break in the hitherto orderly pace of agricultural change — and in many respects this is undoubtedly what has occurred .
3 Pay it back over any period between 3 and 15 years . ’
4 That the document containing the statement was produced by the computer during a period over which the computer was used regularly to store or process information for the purposes of any activity regularly carried on over that period , whether for profit or not , by any body , whether corporate or not , or by any individual ;
5 Cos even National Savings cycle over a five year period , and what you want to achieve is money coming back into your hands regularly over that period so you can take another look at what you 're doing .
6 The length of life we can expect to enjoy has gone up markedly over that period and the number of children who die before the age of five in developing countries has been reduced by half .
7 However , mortality from lung cancer increased significantly over this period .
8 The nationality of the top five lead managers in the eurobond market has changed significantly over this period — in itself an indicator of the intense competition prevalent in the market .
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