As you can see, although the scatter plot is all over the place, the trend is that when large is relatively cheap, large out performs and when small is cheap it outperforms.

FORBES: When large cap is relatively cheap it will outperform small cap

Again, I want to caution against drawing too much in the way of causal inference, but this scatter plot looks a lot like older scatter plots I have done.

FORBES: Want Growth? Getting More Flights Might Help