Which of the following is not correct? American Depository Receipts (ADRs) are certificates traded in U.S. markets that represent ownership in shares of a foreign company. Derivative asset is a claim whose value is directly dependent on or is contingent on the value of some underlying assets The purchase of a security with a commitment to purchase more of the same security at an unspecified future date is called repurchase. Subprime mortgages are riskier loans made to financially weaker borrowers