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A Visual Guide to Simple, Compound and Continuous Interest Rates

Posted 01.14.2008, under Guides, Math, Business

Interest rates are confusing, despite their ubiquity. This post takes an in-depth look at why interest rates behave as they do.

Understanding these concepts will help understand finance (mortgages & savings rates), along with the omnipresent e and natural logarithm. Here’s our cheatsheet:

Term
Return
Description & Usage

Simple
\displaystyle{P \cdot r \cdot n}
Fixed, non-growing return (bond coupons)

Compound (Annual)
[tex]P …

Understanding Accounting Basics (ALOE and Balance Sheets)

Posted 11.20.2007, under Business

What You Should Know About The Stock Market

Posted 11.14.2007, under Guides, Business

Marketing Lessons from InstaCalc.com

Posted 02.16.2007, under Web, Business

The Rule of 72

Posted 01.25.2007, under Math

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