Why You Can’t Tell if Your Strategy “Stopped Working” (Statistically Speaking)
Traders love the illusion of precision. A few bad weeks go by, and you think, “Let’s run a t-test and
Traders love the illusion of precision. A few bad weeks go by, and you think, “Let’s run a t-test and
When I first got interested in trading, The Whitlams were all over Australian radio, and I was making all the
How do we find edges? First, we must be clear about what constitutes a good idea. It isn’t as simple
We’ve all used on/off type trading signals at some point. But you can nearly always extract more insight with a
Do you find yourself obsessing over p-values and t-stats when evaluating trading ideas? I get it. If you come from
The market is a highly competitive beast. If you’ve spotted an edge, others have too. And as capital piles in,
Recently, we had an excellent question on the Trade Like a Quant Discord server: “How do you know if your
The best trading edges are often found in places most people don’t think to look. It’s why being a bit
Someone sent me their trading technology blueprint. It was a thing of beauty: timeseries databases, Grafana dashboards, message queues, and
An easy, practical way to harness an edge in the face of trading costs is the “no trade region” technique.
How often have you heard someone say, “I use a stop loss to manage downside risk”? You see this repeated