Examine the functions and operations of investment banks in the U.S. economy by answering each of the following questions: (a) Describe two financial services provided by investment banks. (b) Identify two types of securities that investment bank syndicates sell high, globally. (c) Does it pay to search for the best available investment bank or should a firm stay loyal to a given investment bank? Explain? (d) Could the U.S. government reduce its regulatory constraints on investment banks in a way that that would help firms and the economy? Explain.