this measures the return generated by a portfolio over a given period of time.
the number of days that a bondholder has to take into account when calculating the income from a coupon. Days are counted from the purchase settlement date through to the coupon maturity date.
A measure of return on a risk-adjusted basis. Alpha is often thought of as the active return on an investment. It measures the return of an investment against a benchmark market index, as this represents the market’s movement as a whole. The extra return from a fund, compared to the return from a benchmark index, is the fund’s alpha. Alpha is most often used for mutual investment funds and other similar types of investment.