Risk and Edge
"negatively priced lunch"
diversification
Risk and Edge
Risk and Edge
The “world’s worst time traveler” investing style
Even if you know the future investing is hard
Options Theory
tracking your portfolio and its risk
computing portfolio vol
Risk and Edge
Mr. My Way
Sports gambling and a book rec
Risk and Edge
Probability Matching In Nature
A wild phenomena
Risk and Edge
Options trading as a widget factory
Edge Functions: the hurdle for a trader's unit economics
Risk and Edge
Weighting An Options Pair Trade
Theta vs vega weighting
Risk and Edge
When it's normal to have no idea what your returns are
On thinking of performance in pure dollars
Risk and Edge
Know Nothing Sizing
Vol is more stable than returns
How Markets Work
Growth rate = 70% * (doublings/years)
If you can count doublings then you can easily dazzle your friends with how fast you estimate a growth rate for any number of years.
Risk and Edge
Trade or Tighten’
A common trading game for trainees
Risk and Edge
Kelly Math Weirdness
The danger of Kelly criterion when the bet is skewed
Risk and Edge
My grandma is $24.05 bid, stop embarrassing yourself
On competition and more on bet sizing
How Markets Work
Getting Comfortable With Log Charts
Visualizing compounding for various rates of return
Risk and Edge
Getting Paid To Flip Million Dollar Coins
How much would you bet on a favorable coin?
Risk and Edge
Thinking In N not T
Sample sizes are not the same over equal time intervals