... asserted its big role in our life on many fields such as education,politics, science, technology, economics, etc. Among them, economics isconsidered to be one of the objects that has been significantly ... analysts see the Fed decision to answer reporter questions directly as a 36 bold move that will allow the nation's top economist to steer discussion on theU.S. economy.Phan Thi Dung - 48A1 ... communicative function, such as a conversation, a poster.". What is more,in the long study of cohesion in English, Halliday and Hasan (1976:4) state a similardefinition, that is, "a...