In measurement formula for Joe Granville indicator, close prices compared with the purpose of adding or deducting of volume, whereas Williams' indicator open and close prices are compared. Marc Chaikin compares close prices with the middle of range from minimum to maximum. The history of indicator is interesting on its own. In Larry Williams formula, Chaikin substituted open price for price of range. The reason of change was not that he considered it wrong, but that he was not able to find data on prices of opening. That time prices were taken from daily papers, which, due to some reason, stopped publishing prices of opening.
Gross Domestic Product (GDP) is considered to be a major economic figure of national economy condition. Publishing GDP data greatly influences on currency market. Growth of state GDP is accompanied with growth of its national currency rate.
In measurement formula for Joe Granville indicator, close prices compared with the purpose of adding or deducting of volume, whereas Williams' indicator open and close prices are compared. Marc Chaikin compares close prices with the middle of range from minimum to maximum. The history of indicator is interesting on its own. In Larry Williams formula, Chaikin substituted open price for price of range. The reason of change was not that he considered it wrong, but that he was not able to find data on prices of opening. That time prices were taken from daily papers, which, due to some reason, stopped publishing prices of opening.
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