It is a calendar used mostly by traders or short term investor to track the occurrence of market moving events such as monetary policy decisions and economic data. Generally events are announced in a report and have a high probability of creating high volatility in financial market. The most influential events include consumer price index (CPI), Wholesale price index (WPI), Gross domestic product (GDP), Payroll data, purchasing managers’ index (PMI), Manufacturing index, service index and central bank policy. Using economic calendar you can know event date, data forecast and predict possible direction of market earlier than others and make trading or investment strategy according to that. Here you can get earlier information about economic data and events from US, EUROPE and ASIA. Let’s take an example to understand. Suppose today is 1st April and RBI policy will be on 7th April. Watch the forecast interest rate and previous interest rate. If there is a chance of increase in interest rate then market may move in negative direction and in case of rate cut market may move upward.