Hu Li Yang 30 Stock Investing Strategies
胡立阳投资股票三十招
What is a Gravity Line? 什么是地心引力线?
A stock's Gravity Line is the average between its 30-day moving average and 72-day moving average.
Gravity Line = (30-day SMA + 72-day SMA)/2
Why this weird number?
I have no idea, it was mentioned in HLY's book that he researched about it and found these 2 numbers gave the best results
一个股票的地心引力线是