1. Rudy Sandberg wants to invest in four-year bonds that are currently priced at $869.77. These bonds have a coupon rate of 6.9 percent and make semiannual coupon payments. What is the current market yield on this bond?
2. Please provide your thoughts about the validation or failure of the theory of efficient markets and behavioral finance given the "credit crunch" or global financial crisis of 2007-2009.
IIt is important to add citations and references.