If you can give your boss something he or she needs (a new client or a sizable contract, for example) just before merit pay decisions are being made, you are more likely to get the raise you want.

A carbon tax could raise a similar amount and, properly designed, could have the further merit of helping Britain to lower its emissions of greenhouse gases.

The biggest merit of OFDMA is the ability to resist frequency - selective fading, simultaneously can raise the frequency spectrum efficiency effectively.