Sigma Learning wrote an interesting post today on
Here’s a quick excerpt
Moving Average Convergence Divergence (MACD) This indicator was generated by Gerald Appel as the difference between two exponentially smoothed averages (EMA). It’s one of the simplest and most reliable indicators available. Although there are three moving averages mentioned you will only see two lines one fast and one slow, if the faster signal line crosses above the slower line then a buy signal is generated and vice versa. There are three techniques commonly used to interpret the MACD

Read the rest of this great post here