A natural continuation of anyis addressing any skew that might exist in the distribution. A market with no skew would showcase perfect symmetry on both sides of the mean, median, and mode. But, a market with skew will elicit an imbalance between positive and negative values. Even more specifically, indicates a market with a greater clustering of outlier moves to the downside.
When taken together, positive kurtosis and negative skew, we are left with a significant chunk of statistical support for carrying short delta in our portfolios.