Hi. I can't understand really how works Lookback contracts. Please. anybody can say on common words? (at open contract, what happen if price is up or down, and how can is calculated at time close). Thanks.
Please refer https://www.binary.com/en/get-started.html?get_started_tabs=lookback
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Please refer https://www.binary.com/en/get-started.html?get_started_tabs=lookback