Examine the functions and operations of investment banks in the U.S. economy by answering each of the following questions:

Required:

Question 1: Describe two financial services provided by investment banks.

Question 2: Identify two types of securities that investment bank syndicates sell high, globally.

Question 3: Does it pay to search for the best available investment bank or should a firm stay loyal to a given investment bank? Explain?

Question 4: Could the U.S. government reduce its regulatory constraints on investment banks in a way that that would help firms and the economy? Explain.

Note: Please provide equation and explain comprehensively and give step by step solution.