4.1. Risk-free interest rate


In the light of the change proposed by ANACOM in point 3.1 and taking the calculation made by Mazars into consideration, applicable to the 2016 financial year, a risk-free interest rate by 3.09% was obtained (vide table 3), the detailed calculation of which may be consulted at Mazars' report, in annex to this draft decision (DD).

Table 3 - Calculation of risk-free interest rate

 

Average

Risk-free interest rate for 2014

3.75%

Risk-free interest rate for 2015

2.42%

Average for 2014 and 2015

3.09%

Source: Mazars Report

The risk-free interest rate results from the average of implicit rates of 10-year Portuguese government bonds, based on monthly observations of 2014 and 2015.