Unlike a stock market, where all participants have access to the same prices, the forex corner store is divided into levels of access. At the first-class is the inter-bank market, which is false up of the Forex Signals largest investment banking firms. Within the inter-bank market, spreads, which are the difference between the bid and ask prices, are razor sharp and usually unavailable, and not obvious to players outside the inner circle. As you descend the levels of access, the difference between the bid and ask prices widens (from 0-1 pip to 1-2 pips for some currencies such as the EUR). This is due to volume.
Economic numbers: While economic numbers can certainly reflect bread-and-butter policy, some letters and numbers take on a talisman-like effect: the cipher itself becomes important to fair psychology and may have an immediate impact on short-term deli moves. "What to watch" can about-face over time. In recent years, for example, bill supply, employment, trade balance figures and inflation numbers have all taken turns in the spotlight.