28.<p><span style="font-family: 宋体; font-size: 10pt; mso-ascii-font-family: Calibri; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">债券账面值的递推公式为：</span><span lang="EN-US" style="font-family: 'Calibri','sans-serif'; font-size: 10pt; mso-hansi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-fareast-font-family: 宋体; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><span style="position: relative; top: 6pt; mso-text-raise: -6.0pt"><v:shapetype id="_x0000_t75" stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"> <img width="117" height="17" alt="" src=/aopengzaixianzuoye/20210821/"http:/exercises.edufe.com.cn/TKGL/userfiles/image/QQ截图20140905162909.png" />。<v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock></v:shapetype></span></span></p>
正确答案:-----
29.等额本息法分期偿还表中，每期本金部分之和等于贷款金额。
30.当市场利率上升时，可赎回债券被提前赎回的可能性较大。
