Topic 1: Duration is used to measure the impact on the value of a portfolio given a one time parallel shift (a parallel shift in the yield curve refers to a shift in which the change in the yield for all maturities is the same) in the Treasury Yield curve. True or false? explain.

Topic 2: Portfolio duration is better than standard deviation of measuring the risk of a bond portfolio. True or false? Explain

Topic 3: What is the objective of a bond immunization strategy?

Please be sure from your answers. Thank you