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1. An investor is in a 20% tax bracket. If corporate bonds offer 6% yields, what must municipal bonds offer for the investor to prefer municipal bonds? 2. Find the equivalent taxable yield of a short-term municipal bond currently offering yields of 5% for an investor in each of the following tax brackets: a. 30% b. 20% c. 10% d. Zero% 3. A municipal bond carries a coupon of 5.75% and is trading at par (100% of face value). What is the equivalent taxable yield to a taxpayer in a combined federal plus state tax bracket of 30%