Room for maneuver Returning to the present day, Seiler says the 80/20 split should be used as a guideline rather than a strict rule, so he ‘can live with training 85/15 or 75/25’.

The 80/20 principle permeates business: 20% of customers, and 20% of products, generate 80% of revenue. My firm has seen this play out hundreds of times. For example, when we analyze a company’s ...

Or maybe down the line, our example realizes that they want to keep saving a ton of their income. So they shed the 80/20 goal and choose a different budgeting method that fits their aspirations or ...

In another example, approximately 20 percent of a company’s products might be responsible for 80 percent of its sales (Koch, 2011). Eighty percent of the company’s sales might involve 20 ...

In fact, Mohr applies the 80/20 approach to his own life. "And 'most' of the time for me is about 80 percent of the time, allowing 20 percent for what I call a 'conscious indulgence,'" he says.

His research found that the 80/20 rule is followed almost universally by top-level runners, cyclists, swimmers, triathletes, cross-country skiers, and rowers around the globe. But it wasn’t always.

This 80/20 principle, in essence, states that 80% of an outcome comes from 20% of its causes. It explains how small actions, a small group of people, events or elements are responsible for a ...

The 80/20 rule is interesting to consider, but it can also be misleading. That’s because both the early and the late stages of skill acquisition feature unique benefits despite their varied ...

BAA operates an 80/20 rule at Heathrow — if an airline does not use a take-off and landing slot for 80 per cent of the time, it loses the slot. Even commuting is affected by the split.

But the 80/20 rule has a wider context. It is an example of “bad science justifying bad behaviour” – a phenomenon that has spread to numerous fields.