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.
Is Social Security a Good Investment?

Here's a funky question for you: "is Social Security a good investment?".  I know it's not possible to opt out […]

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The DQYDJ Weekender, 12/15/2012

Links We Liked! No one has done more to keep an eye on the creeping dividend announcements as the year […]

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The Earth Is Flat! Why a Flatter Tax Code is Better (The No Math Edition!)

A flat tax code has many detractors, but flatter taxes mean huge gains in efficiency for innovation... and the subsequent […]

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The DQYDJ Weekender, 12/9/2012

Hallmark Channel How much Hallmark Channel are you all watching?  Sure, I'm mostly working on random stuff around the house, […]

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Wealth is Not Income

One of the silliest illusions which has mesmerized the American people is the conflation of income and wealth. They are two topics that are, of course, intertwined (and correlated) - but not necessarily good proxies for each other.

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The DQYDJ Weekender, 12/2/2012

Stupid Old Hardware Tricks December is usually the time of year we knock out some of our stupid projects that […]

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Build Your Own Real Time Frequency Analyzer And Christmas Light Controller

I built an Arduino real time frequency analyzer with a microcontroller which doubles as a Christmas light controller.  You can […]

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The Four Pillars of Personal Finance

Both my co-writer Cameron and I have recently penned screeds on a worrisome trend we've seen in Personal Finance blogs - the hyperbolic obsession with "Debt Zero". "Debt Zero" is, of course, the idea that above all else Debt Must Be Paid Down.

The first clue that something is wrong with that story is the inclusion of the word "must". There are very few absolutes in life - the snarky amongst you will acknowledge death and taxes - and in this situation is no different. You see, it's naive to assume that things come for free. Every single thing you do is a trade off.

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The DQYDJ Weekender, 11/25/2012

Happy Thanksgiving! Hope you all had a Happy Thanksgiving!  We hosted my sister (she lives in San Francisco) and my […]

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The Moral Case Against Price Controls

We approached price controls from an economic standpoint on Monday... and today we're going to follow up with the completely […]

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Don't Quit Your Day Job...

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