The simple moving average (SMA) is the most fundamental of the three, recalculating each day the average price over a specific ... or the relative strength index in determining whether a stock ...

The PPI is a measure of the weighted average price of all first-stage goods (like metals, lumber, and natural gas) produced in the U.S. The producer price index, or PPI, is a monthly estimate of ...

But if not, you need to calculate a weighted average trade price, because a simple average of the prices won't be accurate. Keep reading to learn how to do both. If you bought the same number of ...