** “BIAS” is a special feature in my blog where I get to say whatever I want with scant regards for your feelings. I’m not politically correct in this feature, so go ahead, judge me.”

Piranha attack in swarms. Each bite is small and if there’s really only one piranha, it’s not going to be fatal. But as nature goes, piranha are deadly when they attack in a massive group, each taking a small bite. On the other hand, shark bites are likely to be one massive chunk of flesh bitten off your body. Very deadly even if there’s just one shark.

This concept can be applied variously and here are some examples:

1. In trading, multiple piranha bites is when you have a strict stop loss discipline. Let’s say you will stop loss whenever the stock goes against your direction by 6%. In this way, you keep …