National central banks play an important role in the foreign exchange markets. They try to control the , , and/or and often have official or unofficial target rates for their currencies. They can use their often substantial foreign exchange reserves to stabilize the market. Nevertheless, the effectiveness of central bank "stabilizing speculation" is doubtful because central banks do not go bankrupt if they make large losses, like other traders would, and there is no convincing evidence that they do make a profit trading.
But these rights were impossible to enforce. Many independent French Canadian traders (coureurs-des-bois) ignored the Hudson's Bay Company efforts to prevent others from trading in their territory.
Market volatility, volume and system availability may impact account access and trade execution.
Keep in mind that while diversification may help spread risk, it does not assure a profit, or protect against loss, in a down market.
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