jan 1, 1906 - Pareto Principle 80-20 Rule
Description:
Italian economist Vilfredo Pareto noted that 80% of the land in Italy was held by 20% of the population. Pareto also noticed that 20% of the pea pods in his garden produced 80% of the peas.Added to timeline:
Date:
jan 1, 1906
Now
~ 119 years ago