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First thing to do is to find the stationary point of the curve. This is done by differentiating the function and then equating to zero, as the gradient of the stationary point is zero. Setting dy/dx to ze...

A merit good is a good which has positive externalites and therefore people do not consume enough of them. For example, vaccinations.

A public good has two characterisitics, it is non-rival: this m...

To address this question, you should state why you have decided to study French. 

Quels sont vos motivations, par exemple? La culture? La langue? Le pays? Est-ce que vous avez déjà visité la France...

Population from low-income countries tends to migrate to high-income countries because of different factors:

-They offer a better lifestyle.

-They offer better studies also, it is where you ...

Melting point, NMR, Mass spectrometry, IR spectroscopy