The overall exchange value of the hong kong dollar , as measured by the trade - weighted effective exchange rate index ( eeri ) , is predominantly affected by the exchange rate of the us dollar vis - - vis other major currencies 以贸易加权港汇指数计算的整体港元汇价，主要受到美元兑其他主要货币的汇率影响。
Also for the first time , at least in such clear terms , the monetary policy objective and the structure of the monetary system are laid down formally by the financial secretary 这亦是财政司司长首次正式明确订定本港的货币政策目标及体制。货币政策目标为货币稳定，即保持港元汇价稳定，在外汇市场港元兑美元的汇率保持在7 . 80
There are abundant resources in the exchange fund to meet its primary objectives of safeguarding the exchange value of the hong kong dollar and maintaining the stability and integrity of hong kong s monetary and financial systems , " mr yam added 外汇基金拥有大资产，以供应付各项主要目标，包括维持港元汇价，以及本港货币与金融体系的稳定与健全运作。
There are abundant resources in the exchange fund to meet its primary objectives of safeguarding the exchange value of the hong kong dollar and maintaining the stability and integrity of hong kong s monetary and financial systems , " mr yam added 外汇基金拥有庞大资产，以供应付各项主要目标，包括维持港元汇价，以及本港货币与金融体系的稳定与健全运作。
The sub - committee advised that , taking into account the monetary policy objective of achieving a stable external exchange value of the hong kong dollar at around hk 7 . 80 to us 1 , the two convertibility undertakings should be symmetrically positioned around the linked rate of 7 . 80 鉴于本港货币政策的目标是保持港元汇价稳定，将港元兑美元的汇率保持在约7 . 80港元兑
On this occasion , the speculators strategy was to undermine the stability of the exchange value of the hong kong dollar and to produce sharply higher interest rates which in turn would cause sharp falls in the stock market - the double market play 张。投机者在这次事件中所用的策略，是要冲击港元汇价，迫使利率大幅飙升，从而导致股市暴挫，换言之是进行跨市场操控。
