In calculating lost productive time our assumption might also be questioned that there were only 65 working days in 3 months, especially for household work, but on the other hand this made no allowance for "holiday" time.
Using the analytical methods to estimate SRV parameters, it assumes a homogeneous single-porosity system and a fully stimulated pore volume with 100%% productive shale (optimistic assumption), which may result in under-estimation of hydraulic fracture size.
Making these assumptions explicit is a productive approach, since "each assumption contributes both to the conduct of futures studies as most futurists understand the aims of the field and to the intellectual products that futurists create" [20].
Remember, busyness does not equate with getting things done; busy activity just looks so urgent and productive people make assumptions that it is.
The intuitive popularity of public works and job training programs for youth as an effective way to reduce crime in high-risk areas rests on the assumption that productive employment reduces incentives to engage in anti-social behavior or commit crime.
The assumption is that productive competition between schools will result.
Low standing biomass (and therefore low soil organic matter input) is often assumed to be necessary conditions for high yields, but there is no theoretical or empirical basis for this assumption: the most productive natural ecosystems are not those with very low standing biomass.
Shouldn't we celebrate a liberal employment market working as it should?Pauline Sylvain Hildenborough, KentSIR – I challenge the assumption that the most productive use for a female brain is in the workforce ("We did it!", January 2nd).
Contrary to our initial assumptions, despite the moderately productive soil, communities of rosette forbs were very slow to invade with taller, leafier stem species.
