Pigs on the Wing: vol tells us nothing about extreme moves
Tails are not just scaled up version of volatility
Our thinking on options, trading, investing.
Tails are not just scaled up version of volatility
on gamma scalping
"over the shoulder" cams
from probability to edge
should you buy or rent a home?
understanding mortgages
how much does skew affect prices?
Generalizing lessons from natural gas options
another reason why the right benchmark is so important
"buried treasure" trading
why you must use log charts for looking at compounded returns
Loads of option concepts in a screencast
a subject that encompasses many vol topics
constrain risk before the loss not after
when measuring changes in vol as a percent makes sense
Options, volatility, and risk — written by traders, delivered when we publish.