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Rule-based investing, explained simply

How momentum strategies work, how to test them honestly, and what the numbers mean. Education only: no stock tips, no recommendations.

Survivorship bias: why many backtests look better than reality

Testing today's index members on past dates quietly removes every company that failed. Here is how historical index lists fix it.

Three popular trend tools in plain words: what each measures, how they are used as buy or exit conditions, and their limits.

Short-term and long-term capital gains on listed shares and equity ETFs, the current rates, and why frequent rebalancing changes what you keep.

Momentum investing buys what has been rising and steps away from what has stopped. How it works, why rules matter and where it can go wrong.