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.
Don't Take All Your Investing Cues from What's Popular

Let's have a psychology discussion today.  We're going to analyze your propensity to want to invest in what is popular. […]

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The DQYDJ Weekender, 6/6/2015

I'm getting (staying?) sloppy - I let an engineering post slip missing pictures and video.  Six years in and I […]

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Taming Your Spending Per Decade

My cowriter and I briefly discussed (verbally, not through some sort of electronic medium) how spending can be roughly modeled […]

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Male Earnings by Age And Year... How Have They Changed Over Recent Years?

I promised in our last post on female income curves over selected years that I would follow up with the […]

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S&P 500 Periodic Reinvestment Calculator (With Dividends)

Below is a S&P 500 Periodic Reinvestment Calculator. It allows you to run through investment scenarios as if you had […]

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The DQYDJ Weekender, 5/24/2014 - The Six Years Edition!

The title says it all - we've been maintaining and supporting this website for six years as of today. That's […]

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Female Earnings by Age - By Year! How Has The Female Income Curve Changed Every Year?

It's very interesting to view how income shapes up over a career.  Add different years of the recent past inflation […]

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Income by Age: How Income Changes and Increases Over a Career

Ever wonder how career income changes - as a worker gets older and more experience, how their income curve works? […]

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What Type of Investors Perform Best?

As we're discussed before, there are many types of investors - and you can summarize them all with four main […]

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The DQYDJ Weekender, 5/9/2015

That fence project I mentioned?  A shipping fiasco means it won't be done this weekend.  Three weeks of fence-fixing! Links […]

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Don't Quit Your Day Job...

DQYDJ may be compensated by our partners if you make purchases through links. See our disclosures page. As an Amazon Associate we earn from qualifying purchases.
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