The Foundation Grid
Genuinely useful explainers: inflation, supply and demand, interest rates, externalities, opportunity cost, and market structures.
The Vocabulary Everything Else Assumes You Know
Six foundational concepts in plain English: inflation, supply and demand, interest rates, and more, plus a living diagram you can drag.
The Fed Raised Interest Rates. What Actually Changes for You?
A rate hike sounds abstract. Here is the chain from a central bank decision to your credit card, your savings, and your coworker's job.
Why Can't the Government Just Print More Money?
It can. It sometimes does. The reason it cannot do it without limit is a lesson from history that keeps repeating.
Why Do Higher Interest Rates Reduce Inflation?
The chain from a rate hike to lower prices has several links. Here is each one, and where it can break.
Why Does Inflation Make Your Money Worth Less?
Inflation does not take your dollars. It takes what your dollars can do. Here is how that quiet mechanism works.
What Doesn't GDP Measure? The Limits of the World's Most Famous Economic Number
GDP counts what an economy produces. It does not count whether life got better. Here is what it leaves out.
The Fed Changed Interest Rates. Now What Happens to You?
A rate change travels through mortgages, credit cards, savings, businesses, and jobs. Here is the chain, link by link, instead of a textbook definition.
GDP Says the Economy Grew. So Why Doesn't Everyone Feel Richer?
GDP can rise while your paycheck stands still. Here is what GDP measures, what it misses, and why a growing number doesn't always mean a growing life.
Every "Yes" Has a Price: The Economics of What You Give Up
Every choice quietly kills the next-best one. Here is how opportunity cost shows up in school, work, time, and the purchases you didn't think twice about.
Why Do Businesses Give Things Away for Free?
Free can be profitable when marginal cost is near zero, when it builds a network, or when someone else pays. Here is the economics behind giving things away.
Why Does Your Favorite App Get Better When More People Use It?
More users make an app more valuable to each user. Here are network effects, two-sided markets, and why the same force that builds platforms can also lock them in.