What Is the Rule of 72 and How Can Investors Use It?

The Rule of 72 is an easy way to calculate how long it will take your investment to double in value. Here's how it works.
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The Rule of 78 for Loans: What It Is and How to Calculate It

The Rule of 78 can be used by lenders to calculate interest that could significantly impact how much you end up paying over the life of a loan. Unlike the standard amortization method, the Rule of 78 ...
Investopedia

How Do I Use the Rule of 72 to Calculate Continuous Compounding?

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Anthony Battle is a CERTIFIED FINANCIAL PLANNER™ professional. He earned the ...
The Washington Post

Understanding President Obama’s new climate rules, in 4 graphs

President Obama has placed an increasing focus on tackling climate change in the last 12 months, with a clear eye on his political legacy. On Monday, the Environmental Protection Agency released the ...