The nature of derivatives a derivative is an instrument whose value depends on the values of other more basic underlying variables Options, Futures, and Other Derivatives, 5th edition C 2002 by John C. Hull
Test for New Integrated English Band(1-B) Key to Test for New Integrated English PartI Listening comprehension 1---10: C D BA D B C A B 11---15 wasted, notebook, pleased, value, spell. Part II vocabulary and structure
