Machine generated contents note: 1. Multiple-Interest-Rate Analysis: What It Is and Why It Is Important -- 2. Motivation -- 3. Four Key Results of Multiple-Interest-Rate Analysis -- 4. Is APR a Robust Measure of the Cost of Consumer Credit? -- 5. Multiple-Interest-Rate Analysis Demonstrates Why the IRR Pitfalls Are Irrelevant and Provides a Better Reason to Prefer NPV as an Investment Criterion -- 6. An Accurate Formula Is Derived for the Impact of a Shift in Yield on the Price of a Bond -- 7. Multiple-Interest-Rate Analysis Sheds Light on the Reswitching Phenomenon -- 8. A Summing Up.