Economic Ideas

November 21, 2018

Why the Kilogram Had to Change

To become more accessible and accurate, a new kilogram has been developed that that is based on ideas rather than an object.

November 20, 2018

Where Clothing Size Inflation Is a Large Problem

Like the CPI measures purchasing power through the dollar's inflation rate, we can observe waistline changes through clothing size inflation.

November 18, 2018

What an Air Quality Index Really Measures

While the Air Quality Index (AQI) is a pollution yardstick, it also can signal if we are controlling the tragedy of the commons.

November 14, 2018

Six Facts: What We Need To Know About World Debt

The six facts that summarize world debt identify the big borrowers, the risky borrowers, and the criteria for deciding how much to worry.

November 12, 2018

Why the Republicans and Democrats Are Like Coke and Pepsi

The Democrats and Republicans have political power for the same kinds of reasons that Coke and Pepsi or Boeing and Airbus dominate their markets.