In: Finance
Corporate Bonds are an investment opportunity that can be invested with lower risk when compared to stocks.
There are several types of bonds such as fixed interest coupon bonds, zero coupon bonds, perpetual bonds etc
The interest rate of bonds depends on the capacity of companies repayment.
Generally yield on bonds are compared with government issued bonds which are risk free.
Thus spread tightening and widening concept arises in order to compare with market bond returns and specific company bond returns.It is explained in the above paper.