幫我解答貨幣銀行學(xué)題目
：If the interest rate is 5% ,what is the present value of a security that pays you $1,050 next year and $1,102.50 tow years form now If this security sold for $2,200 ,is the yield to mayurity greater or less than5%?why?
：Suppose that the inflation rate is currently 8% and that most investors believe that inflation will remain at this level indefinitely.you are convinced ,however ,that the inflation will decline to 5% or less should you buy a 10-year Rreasury bond or a 5-year Treasury bond?why?