Comparisionof the theoreticalnaturaldeclinefactorwith the actual natural decline factorcanevaluate the effectiveness of developmentandmanagement of an oil reservoir.
Whether hearing loss is truly a cause of cognitive decline or merely a risk factor associated with the ageing brain, the decline of cognitive abilities into dementia is set to explode financial models of health and social care in Western societies and requires urgent attention.
Since this decline is never cited as factor causing our current economic problems, why would we think the comparatively mild decline in this ratio projected for future decades will be a large burden?