Fixed and Marginal Costs, and Economies of Scale
How much does it cost to buy a case of soda from Costco? The simplest answer is that $5 seems to be the asking price. But »
What is Multiple Imputation and why does it work?
Imagine that you’re an investigative journalist, and you have a shredded document that you need to reconstruct for a story that you’re writing. You »
Multiple Equilibria, Public Policy, and How to Get a Date
It's been a bad month. Your hair's gotten scruffy, you've stopped shaving, and you haven't even thought about »
Metric Spaces
Even in everyday life, the question “What’s the distance between Point A and Point B?” is ambiguous. The standard definition of distance is the length »
The Fundamental Attribution Error
It’s just one of those days. You’re running late, preoccupied by a big presentation you have to give, and trying to coordinate dinner plans »