Strategy
What Is an Economic Moat? A Plain-English Guide
An economic moat is the durable advantage that protects a company's profits from competitors. Here is what it means, the main types,…
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The Journal
investing
Reading Capital
The Rule of 72: How to Double Your Money in Your Head
The rule of 72 is a one-line shortcut for estimating how fast money doubles at any rate of return. Here is how…
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