# Haurlan Index

Haurlan Index is a technical analysis indicator, developed by P.N. Haurlan, that is used to detect market breadth.

# Haurlan Index

** Haurlan Index** is a technical analysis indicator, developed by P.N. Haurlan, that is used to detect market breadth.

## Haurlan Index Overview

There are three components of the Haurlan index:

*Short Term:*a 3-day exponential moving average is taken of the net NYSE advances over declines.*Intermediate Term:*same, using a 20-day exponential moving average.*Long Term:*same, using a 200-day exponential moving average.