Swans on Tea

Or so I gather from The Five Forces Circles of Hell
A discussion of some of those “five forces” (Supplier Power, Customer Power, Threat of New Entrants, Threat of Substitute Products, Industry Rivalry) with a couple of examples of exploiting them, offensively (good) and defensively (bad). i.e. pleasing the customer is an aggressive [...]

The Red Baron’s streak was partly skill but mostly luck. “Theory of aces: high score by skill or luck?” by Simkin and Roychowdhury, from the arxiv blog
We find that the variance of this skill distribution is not very large, and that the top aces achieved their victory scores mostly by luck. For example, [...]