What is money, and why does it keep shrinking?

1. What is money anyway?

   Money has three jobs. Today's money does two well, and quietly fails the third.

2. Why would anyone want prices to rise?

   Central banks aim for 2% inflation on purpose. Where the number came from, and who pays for it.

3. I'm doing what my parents told me. Why isn't it working?

   Your parents' money advice was right for their time. The world moved faster than the advice.

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