What Can We Learn From a Big Mac?

About much more than just a burger, the Big Mac Index can help us compare purchasing power and the GDP in different countries.

Should We Redesign the Dollar?

Have you ever worried that you gave someone the wrong bill–maybe a ten rather than a dollar? With US currency, it is easy to make a mistake. After all, the US dollar bill, the five, the ten, the twenty, the fifty, the…