Sterilized interventions may affect the exchange rate through two channels: portfoliobalance and signaling channel.
冲销干预通过资产组合平衡和信号预期两个渠道影响汇率。
2
By creating a fictitious portfolio of trades that appeared to balance those he was really making, his net exposure stayed within set ranges and he remained below the radar.
通过伪造一个交易组合来平衡他在真正进行的交易组合，他的净暴露就能保持在允许的范围内而不被发现。
3
For example, the retrieval of an account balance from a user portfolio would be a provisioned service, as the account balance to retrieve must be determined.