Calculation of Binary Options expiration rates
Many regulated in binary option brokers have a part of their binary option trading platform dedicated to "expiration rate". Some also call it "time-outs" or "expiry level". This is the official rate when the various binary options reach maturity.Not to lie to the traders, binary option broker regulated based on data of the largest flow providers such as Reuters or Bloomberg. This is particularly true of, which is based on the official courses provided by Reuters or Bloomberg to determine the rate at expiration time T. Is known that the most trading platforms also use the same streams.
Calculation of expiration rate in binary option
However, in financial markets, there is no "real" price for an asset, but still a fork (bid/ask) with a purchase price and sales price. In relation to this, it is the broker who will choose the formula for calculating the expiry level of the binary option. Some use the simple formula: [bid + ask] / 2 (= the middle of spread).