The confidential carrying out of the central bank of exchange intervention without publication. Although there is no official terminology, it is a slang commonly used by the market participants. Also called [= Covert Intervention]
In the same sense as unrealized gains (losses), when the position on hold was calculated at market prices, and resulted gains, the amount of gain is realized or unrealized profit. When resulted in loss, the amount of loss is the realized or unrealized loss.