 Copyright 20112017. All Rights Reserved.
Twitter Updates
 RT @johncarlosbaez: The geometry of music! Red lines are major thirds; green are minor thirds; blue are perfect fifths. Learn more: https… 3 weeks ago
 RT @is_fink: 4,000 yearold bond https://t.co/vrAJD7k9hV 3 weeks ago
 RT @benorlin: https://t.co/KG9YfM6vFk 2 months ago
 RT @panlepan: Last one for tonight! 🚣♀️ https://t.co/UWiAyvcxD8 3 months ago

Recent Posts
 My Letter to the Wall Street Journal
 Quarter the Cross: An Elegant Construction
 Quarter the Cross
 My FT Alphaville Commentary on Managing U.S. Treasury Debt
 NAMA in NOLA
 Taming Premium Bonds
 Fifth Annual Municipal Finance Conference
 Generating Sitemap Links with Excel
 Spaghetti Puzzle #1
 A Mathematician’s New Year’s Resolutions
Top Posts & Pages
 Fast Formulas #1: Average Life of Mortgage (as Scheduled)
 Fast Formulas #2: Average Life of Mortgage (Amortizing with Balloon)
 Fast Formulas #3: Pool Average Life with CPR Prepayments
 Fast Formulas #3: The Spreadsheet
 Puzzle #2: Weighted Average LTV
 About
 Financial Math Puzzles
 Fast Formulas #5: QuasiGeometric Series (The Other Trick)
 Puzzle #1: Mortgage Average Life
 Puzzle #3: Mortgage with Balloon
Recent Comments
Rod on Puzzle #2: Weighted Average… My Letter to the Wal… on The National Debt is Closer th… Bob Rosinsky on Quarter the Cross Win Smith on Fast Formulas #1: Average Life… Win Smith on Quarter the Cross Bob Rosinsky on Quarter the Cross Mohammed Mustafa on Fast Formulas #1: Average Life… Win Smith on Fast Formulas #2: Average Life… Tianhang on Fast Formulas #2: Average Life… Win Smith on NAMA in NOLA Categories
Archives
Tag Cloud
Average Life Formula Benjamin T. Solomon Big Data Bond Math Bond Math Puzzle Bond Puzzle Brandeis University Brookings Institution Calculus Calendar Puzzle Callable Premium Bonds Carmen Reinhart Christmas Trees Closed Formula Conferences Cool Graphs Derivative Excel Tables Fast Formulas Federal Reserve Finance Math Puzzle Financial Math Floating Rate Debt FRNs GARP Geometric Series Gravitation Halton Sequence Humor Innovations Interest Rate Risk Japan Johann Sebastian Bach Ken Rogoff Loan Average Life Marc Faber Math MATLAB Matt Henderson MortgageBacked Securities Municipal Bonds Municipal Finance Conference Optimization Physics Pi Day Precious Metals Prime Numbers Public Debt Pure Math Puzzle Puzzle #1 Puzzle #2 Puzzle #3 QuasiGeometric Series Quasirandom Quotes QWAFAFEW Representing Numbers Seeking Alpha Space Travel Spreadsheet Tips Talks TED Talks The Bond Buyer Thomas Herndon Treasury Debt Treasury Floaters Tsunami U.S. Treasury U.S. Treasury Debt UC Denver volunteerAKITA Weighted Average Life Weighted Average LTV Weighted Average MaturityBlogroll
Consultants
Father/Daughter Math Adventures
LinkedIn
My Company
Recommended Music
Tumblr
Meta
Tag Archives: Bond Math Puzzle
Puzzle #8: James Bond
Few know that a scene was cut from the James Bond movie Goldfinger. Bond has been captured by Goldfinger and is strapped tightly to a large turntable. Bond’s feet are at the center of the platter and his head rests … Continue reading
Posted in Bonds, Fun, Math, Puzzles
Tagged Bond Math, Bond Math Puzzle, James Bond, laser blasts, Puzzle
2 Comments
Puzzle #6: Treasury Debt
Last week was historic for U.S. Treasury debt. The yield on the 10year Treasury dipped below 1.44% to its lowest level ever, and the total debt held by the public* rose to $11,006,251,094,374.26. Some might argue that $11 trillion in public … Continue reading
Posted in Bonds, Economics, Fun, Math
Tagged Bond Math Puzzle, Finance Math Puzzle, Financial Math, Puzzle, Treasury Debt
8 Comments
Puzzle #4: Bond Pricing
Here’s another puzzle I’ve used to teach bond math. It’s not hard, but it requires some understanding of bond concepts that I will explain as we go (I beg the patience of bond mavens). Suppose you are the financial advisor … Continue reading
Posted in Bonds, Fun, Math, Puzzles
Tagged Bond Math Puzzle, Callable Premium Bonds, Finance Math Puzzle, Financial Math, Math, Price to Call, Price to Maturity, Puzzle, Puzzle #4, Yield to Maturity
12 Comments
Puzzle #3: Mortgage with Balloon
Puzzle #1 posed the question: given a $100,000 mortgage at 5% with monthly payments of $536.82 for 30 years, what is the average life of the principal payments? The puzzle was to be solved with just a few simple calculations. … Continue reading
Posted in Fun, Math, Puzzles
Tagged Average Life Formula, Bond Math Puzzle, Finance Math Puzzle, Financial Math, Math, Puzzle, Puzzle #3, Weighted Average Life
22 Comments
Puzzle #1: Epilogue
Puzzle #1 posed the question: given a $100,000 mortgage at 5% with monthly payments of $536.82 for 30 years, what is the average life of the principal payments? The puzzle was to be solved with just a few simple calculations. … Continue reading
Posted in Bonds, Fun, Math, Puzzles
Tagged Bond Math Puzzle, Finance Math Puzzle, Financial Math, Puzzle, Puzzle #1, Weighted Average Life
7 Comments
Answer to Puzzle #1
The answer to Puzzle #1 is now visible as a comment from Ron Page under the original post. Ron has provided the only correct answer so far (he’s missing a pair of parentheses, but it’s clear what he means). His … Continue reading
Posted in Fun, Math, Puzzles
Tagged Bond Math Puzzle, Finance Math Puzzle, Financial Math, Puzzle, Puzzle #1, Weighted Average Life
4 Comments
Clue for Puzzle #1
For anyone who needs a little help with Puzzle #1, I placed a clue in a comment to this post. Other Posts on Puzzle #1: Puzzle #1, Answer to Puzzle #1, Puzzle #1: Epilogue Other Puzzles: Puzzle #2, Puzzle #3, … Continue reading
Posted in Fun, Math
Tagged Bond Math Puzzle, Finance Math Puzzle, Financial Math, Puzzle, Puzzle #1, Weighted Average Life
4 Comments