Use the option data from the table to determine the rate Buffin would have paid if it had issued $113.57 billion in zero-coupon debt due in January 2017. Suppose Buffin currently had 298.86 million shares outstanding, implying a market value of $121.29 billion. The current two-year risk-free rate is 4.50%. (Assume perfect capital markets.) The yield on the Buffin debt is %. (Round to one decimal place.) BUFN Dec 05, 2014 (Closing) Calls 17 Jan 300.0 (BVC AT-E) 17 Jan 310.0 (BVC AB-E) 17 Jan 320.0 (BVC AD-E) 17 Jan 330.0 (BVC AF-E) 17 Jan 340.0 (BVC AH-E) 17 Jan 350.0 (BVC AT-E) 17 Jan 360.0 (BVC AL-E) 17 Jan 370.0 (BVC AN-E) 17 Jan 380.0 (BVC AU-E) 17 Jan 390.0 (BVC AV-E) 17 Jan 400.0 (BVC AW-E) 17 Jan 410.0 (BVC AX-E) Bid 157.60 151.10 144.80 138.70 132.90 127.20 121.70 116.40 111.40 106.50 102.00 97.30 405.85 -11.85 Vol 10311740 Open Ask Int 160.20 353 153.90 201 147.80 220 141.90 214 136.10 166 130.40 209 124.90 196 119.50 380 114.40 123 109.50 165 104.60 1131 100.00 214 Source: Buffin is a hypothetical stock but the quotes are based on those from the Chicago Board Options Exchange at www.cbae.com