Perjury is considered a serious offense as it can be used to usurp the power of the courts, resulting in miscarriages of justice. In the United States, for example, the general perjury statute under Federal law classifies perjury as a felony and provides for a prison sentence of up to five years.
Effective interest rate for t periods, i t = (1 + i) t - 1 or as one equation i t = (1 + (r / m)) mt - 1. The rate per compounding period P = R / m, in percent.
It's this last measure that Morningstar lists on its bond-fund pages, and it is provided by the fund companies themselves. Average effective duration is an asset-weighted measure of the effective duration of securities held in a fund and is particularly useful as a guide to how interest-rate movements will affect the fund's holdings. Simply put, bonds with longer durations are more sensitive to interest-rate changes than those with shorter durations.