Odds are you haven't used logarithms since your teacher introduced them to you in high school mathematics, if you can remember back that far. But for investors who count on price charts to gauge stock ...

Stock charts come in two main forms%3A Linear and logarithmic Linear charts treat all dollar price changes equally Professional investors look at both types of charts to understand stock moves USA ...

Back when I first started charting the spread of coronavirus I decided not to use a logarithmic scale. I figured that log scales were fine for communicating with other professionals, but most laymen ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. In “When Should I Use Logarithmic Scales in My Charts and Graphs”, I showed ...

Looking at charts, we can step back and take a very long term view of the markets. Figure 1 is an annual chart of the Dow Jones Industrial Average dating back to 1920. This chart uses a logarithmic ...

I maintain that historical price charts are great for predicting the past. This is meant to sound like a joke but it isn’t. Price charts are maps and maps give people a guide to the future because ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...