# Application of maths in economics

What are the branches of maths where we can see undoubtful connections with economics? Where can we use mathematical methods or models and apply them to analyze economic concepts?

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 Not really a fully-fledged answer, but more of an interesting fact: John Maynard Keynes, arguably the most renowned Economist ever, was a Cambridge graduate in Mathematics. Also, Linear Regressions en.wikipedia.org/wiki/Linear_regression are used quite often in examining Economic relationships. – user64219 Sep 13 '12 at 10:17