Show-n-Tell

Sometimes it’s better to show someone how something works, than just tell them. In that vein, I’ve tried to make interactives you can explore with to figure things out yourself.

Why Personal Returns don’t add up

This interactive tool explores the difference between time-weighted returns (what the market did) and money-weighted returns (what you actually earned). And explains why the number often

money-weighted-returns

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Duckweed Pond Simulator

The classic riddle: if duckweed doubles every day and covers a pond in 30 days, when is it half-covered? This interactive simulator lets you place colonies on a procedurally generated pond and watch spatial growth diverge from the idealized exponential model.

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