Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Stores from Kroger to Whole Foods are implementing policies as some stores run out of pennies. Some are rounding or asking ...

Prediction markets have gone mainstream. Now the mechanics that powered $44 billion in volume are spreading to stock picks, ...

Europe, or at least its northern bit, is the land that cash forgot. In Norway and Sweden coins and notes are vanishing into ...

For a century, economists have taught us to fear falling prices. But the deflation phobia stems from a misreading of the ...