Patent ID: 7533049

Claim:
A computer readable storage medium having machine-executable instructions encoded thereon for evaluating a price of a bond or fixed rate financing instrument, said instructions comprising: a module for retrieving by a computer real-time data of said bond or fixed rate financing instrument, said real-time data including a price, at least one of a face value, an interest rate, a coupon, a period prior to maturity, a credit rating of an issuer, a current yield, a yield to maturity, a tax status, a callable indication, a maturity term, a debt/equity ratio, a guarantee type, a debt rating of the issuer or the guarantor, a credit rating of the issuer or the guarantor, a financing purpose, a periodical transaction volume, an industrial sector, and a number of outstanding issues, as well as at least one of a periodical price performance percentage, a profit margin of the issuer or the grantor, a sales revenue of the issuer or the grantor, and a revenue growth of the issuer or the grantor; a module for grading by the computer or a user said real-time data with grading numbers based upon influence on price; a module for providing by the computer or the user a weighting factor for each of said real-time data; a module for calculating by the computer a rating for said bond or fixed rate financing instrument based upon a formula which aggregates a product of each of the grading numbers and the weighting factor corresponding to each of the real-time data; and a module for comparing by the computer or the user said rating with a real-time price to decide whether to sell, buy, or take no action regarding said bonds or fixed rate financing instruments, wherein said bond or fixed rate financing instrument comprises: at least one issuing legal entity specified thereon which issues the financing instrument as evidence of debt to acquire funds to finance at least one operation; a face value specified thereon to be paid to said issuing legal entity in exchange for owning the financing instrument; a fixed interest rate specified thereon defining periodical interest payments to an instrument holder as a percentage of the face value; and at least one of (1) a guarantee ratio g being defined as a percentage of the interest payments and the face value to be paid back to the instrument holder as committed by at least one third party to issuance, if said legal entity defaults, 0< g <100, and (2) at least one of a fixed-rate dividend d and a fixed-amount dividend to be paid to the instrument holder after an operation financed through said financing instrument starts making profits, said fixed-rate dividend d being defined as a percentage of said profits to be paid to the instrument holder periodically, 0< d <100,and wherein the real-time data further includes at least one of the guarantee ratio g and the fixed-rate dividend d.