Cheaper All the Time

In general, everything everywhere is getting cheaper all the time. This claim is counter-intuitive because in our experience, with a few notable exceptions, we see prices going up all the time. Economists have a word for that: inflation. It’s a broad increase in the prices of goods and services, which decreases the purchasing power of money. While inflation is a reality, it is not the whole story.

It is useful to distinguish between the “real” and the “nominal.” The sticker price is the number of dollars you pay at the store. That’s the nominal price. Inflation is an increase in the nominal price level. Price level refers to the nominal prices of a very large collection of goods and services. Inflation is a universal phenomenon, although it varies greatly in time and place. 

 It is also true that on average, the real prices of most goods and services are falling all the time. Evidence for that is not hard to find. Continue reading “Cheaper All the Time”