What the evidence says about short-term trading outcomes, and the arithmetic behind it
Size, costs and discipline explain more of the outcome than the choice of stock or indicator. A plain look at why.
Reviewed 13 Nov 2026 6 min read
Blog
Articles that explain, not advise
Each article names its sources and when it was last reviewed. None gives a recommendation.
Risk Risk Position sizing in five minutes
The one formula that turns a risk limit into a number of shares or lots.
Reviewed 13 Nov 2026 4 min read