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An annuity where the cash flows continue forever is called a(n): a. ordinary annuity b. annuity due c. absolute annuity d. perpetuity e. perpetuity due The implicit exchange rate between two currencies which are both quoted in some third currency is called the: a. eurorate b. depositary rate c. multiplex rate d. London Interbank rate e. cross-rate Investing in a number of differing assets to eliminate some of the risk is referred to as the principle of: a. diversification b. spreading risk c. risk containment d. portfolio construction e. scattering assets