High level math and statistics doesn’t have to be purely theoretical, with no applicability to us in our everyday trading. When understood correctly, some of the more complex models in those fields can help bolster our foundational understanding as traders. Case in point - ARCH modeling. An ARCH model, or autoregressive conditionalhelps us better understand how volatility changes over time. As tastytraders, this is incredibly important because a core principle to our overall strategy is
Well, not only does an ARCH model help us better appreciate volatility, but it can also help explain thewe observe in the marketplace. We’ve always known what positive kurtosis is, but now we can begin to see why it’s there.