So investiert der BlackRock Investment Funds Switzerland - BlackRock US Dollar Liquidity Fund (CH) S A Inc USD Fonds: The sub- fund may invest in a broad range of high quality transferable securities which will generally be traded or listed on stock exchanges or regulated markets such as securities, financial instruments and obligations that may be available in the relevant markets (both within and outside the US) for financial instruments denominated in US Dollars including securities, financial instruments and obligations issued or guaranteed by the US Government or other sovereign governments or their agencies and securities financial, instruments and obligations issued or guaranteed by supranational or public international bodies, banks, corporate or other commercial issuers