Shooting with flash, you can do macro photography from 30 cm to 80 cm (between 1.0 feet and 2.6 feet).
But if entrepreneurs can discover new opportunities for higher profits, the decline does not happen, at least on the macro level.
Both the Tories and Labour appear locked in a struggle to out-do each other in the minutiae of their policies which, at a macro level, are virtually indistinguishable in too many areas, from PFI to public sector job cuts.
Why would this not apply at the macro level as well?
At the more macro level, the under-funding of the public system and the consequent lack of attention to equity stems from a chronically low tax base, and an all-too-little-progressive tax system.
In some cases, a single diver would have a closed-circuit rebreather, bail-out cylinders, large video-camera housing and both wide-angle and macro still cameras!
To the extent that it actually boosts consumption at the expense of investment and the foreign trade balance, the net result from a macro perspective is overall impoverishment.
You have to recognise that what you can do at micro level is constrained by the macro level.
In reality, the gap between subatomic quantum effects and large-scale macro systems is too large to bridge.
If you're into macro photography, keep your lens caps off and your strobes charged.