Let us have a look at the main economic indices and their influence at the currency rates. The knowledge and understanding of these indices are the basics of fundamental analysis and forecasting of price movements.
How do you use the GDP data in trading? In the classical variant, the GDP data significantly higher than forecast promises growth of the national currency, so buys are in priority. Conversely, the GDP data weaker than expected entails a decline in the national currency rate, so sells are recommended. Also, you should evaluate the technical picture and prepare a trading plan.