Forex encyclopedia

Wholesale Price Index (WPI) represents economic indicator applied in Germany. It allows tracing dynamics in change of wholesale goods. The index includes both German and imported goods and does not account for the goods made directly in the stores or by consumers. Original index value represents the wholesale total turnover for the year set as the basic year. Certainly, retail production is not accounted. Price statistics also impacts on the Wholesale Price Index.

Parabolic SAR is the technical indicator developed by Welles Wilder for analyzing trend movements. The first time it was announced in a famous book “ New Concepts in Technical Trading Systems” published in 1976. SAR stands for as “stop and reverse”. Parabolic SAR is one of a few indicators that signalize about closing of positions. In many respects Parabolic is similar to a moving average with the only difference that SAR can change position against price. Under ascending tendency, the indicator is drawn under prices (candles, bars), under descending tendency it is put above prices. When price crosses Parabolic line, reversal of the indicator takes place.