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At the beginning of their course most A-level students fall into the trap of thinking a good evaluation point is one which completely contradicts or negates their previous argument. That is not the case. ...

Supernormal profits are made when Total Revenue is greater than Total Costs. When no supernormal profits are made Total Revenue = Total Costs, (it therefore follows that Average Revenue = Average Costs).I...

The national minimum wage (NMW) is a legally imposed wage floor below which wages cannot fall. By increasing the NMW workers receive higher wages. This has five major benefits. Firstly, a rise in the NMW ...

Like every grammar topic in German, adjective endings become more intuitive the more you read and write. One possible (and possibly tedious) way of learning them is through memorising grammar tables, b...

In an atom, the mass is concentrated in the nucleus which is at the centre of the atom. The nucleus is composed of neutrons and protons, each with a relative mass of 1. By comparison, the third component ...