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Explain why, in the long run, a firm will always make normal profits.

The condition for this scenario is that perfect competition must hold, whereby there is free entry to and exit from the market, and perfect information is available to all firms.In the short run, if firms...

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Answered by Joe R. Economics tutor
2089 Views

‘The downfall of Tsar Nicholas II in February/March 1917 was due to popular discontent with the tsarist regime.’

'Let those in power make no mistake about the mood of the people… never were the Russian people… so profoundly revolutionised by the actions of the government, for day by day, faith in the government is s...

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Answered by Ann-Marie D. History tutor
5760 Views

Find out the stationary points of the function f(x)=x^2*e^(-2x)

Using the product rule (u'v+v'u, where u and v are the chosen substitutes) to find the first derivative will be dy/dx=x'=2xe^(-2x)+x^(2)e^(-2x)(-2)=2xe^(-2x)(x-x^2). This will give the d...

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Answered by Bilkan I. Maths tutor
2984 Views

What enzymes are used in the process of DNA replication and what are they used for?

The two enzymes used in DNA replication are DNA helicase and DNA polymerase.The DNA helicase is used to break the hydrogen bonds between the two DNA strands so that the strands can unzip. After fre...

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Answered by Seraphima G. Biology tutor
2691 Views

What do you form when methanol reacts with butanoic acid?

Esters occur naturally but they can be made in the laboratory by reacting an alcohol with an organic acid. A little sulfuric acid is needed as a ...

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Answered by Grace W. Chemistry tutor
21138 Views

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