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This a fundamental for theory of the firm. It explains the shape of the marginal product (MP) curve! Formal Definition: When one or more factors are held fixed, there will come a point beyond which the extra...

- in wish clauses: utinam + sub, utinam ne (when -ve) + subjunctive, vellem + imperfect/pluperfect subjunctive -indirect question (he asked what I had eaten for dinner): he asked would be indicative, I had e...

How to structure a History essay Structuring an essay can seem a daunting task, but it is absolutely fundamental to ensuring that your argument is strong. Once you become confident with it you will be able t...

Fluorescent tubes are filled with low pressure mercury, when an electric current is passed through, the electrons in mercury are excited and move to a high energy level, this high level state is unstable and...

To find the factors of x 3 -7x-6, a method called equating coefficients can be used. Firstly, set the equation to zero and find a suitable number which satisfies the equation, in this case x=-1 satisfies the...