Author: PK

PK started DQYDJ in 2009 to research and discuss finance and investing and help answer financial questions. He's expanded DQYDJ to build visualizations, calculators, and interactive tools. PK lives in New Hampshire with his wife, kids, and dog.
Should You Focus on Spending Less or Earning More?

One of the age old arguments in personal finance is the relative priority of earn more or save less. Since […]

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What are the Magical Saving Rate Breakpoints?

One question we get quite a bit is related to the fundamentals of saving: is there a magic savings rate? […]

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Body Fat Percentage by Age Comparison Calculator for the United States

On this page is a body fat percentage comparison calculator by age for adult men and women in the United […]

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Asset Allocation in 2019

Every year, "conveniently" timed with tax season, we remember that DQYDJ is ostensibly a personal finance site. Let's turn tax-frowns […]

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2022 M1 Finance Review: Beginner Friendly Hands-Off Investing

With investing, sometimes just getting started is the hardest part. M1 Finance solves that problem. M1 combines a a free […]

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What Was Your Savings Rate in 2018?

Every year, the "blessing" of tax season provides us the "convenient" opportunity to examine our personal financial performance in the […]

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A Crucial Part of the Yield Curve Inverted 3/22/2019. What Does it Mean?

The yield curve has been in some type of inversion since December of 2018. In a yield curve inversion, longer […]

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Body Fat Estimate Calculator using Waist to Height Ratio (RFM)

On this page is a Body Fat Estimate Calculator. It uses waist to height ratio to estimate body fat percentage […]

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Body Fat Percentage Comparison Calculator for Men and Women in the United States

On this page is a body fat distribution calculator for adult men and women in the United States in 2015-2016 […]

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Height Percentile by Age Calculator for Men and Women in the United States

Below is a height percentile by age calculator for adult (age 18+) men and women in the United States. Select […]

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