Being long and short the same pair does not exist. Brokers invent this simultaneous position to make more money in commissions.

Same Pair Hedging, Am I Missing Something?

The revision is a change to the previous month's number. When the numbers are released, they are an estimate, which later gets revised to the exact number the following month. So on Friday morning we'll get last month's exact number and this month's ...

Trading the NFP this friday