Pareto Principle: The 80-20 Rule

The Pareto Principle, also known as the 80/20 rule, states that 80% of effects come from 20% of causes.

Goal Gradient Effect

The closer we get to a goal, the harder we try.

The Anchoring Effect

A cognitive bias that causes us to rely too heavily on the first piece of information we are given about a topic.

Law of Diminishing Returns

An economic principle stating that as an investment in a particular area increases, the rate of profit from that investment, after a certain point, cannot continue to increase if other variables remain a constant. As investment continues past that point, the rate of return begins to decrease.

Goodharts Law

When a measure becomes a target, it ceases to be a good measure.