the rationale for adopting a particular methodology, including any price adjustment techniques and a justification of why the time period or window within which input data is accepted is a reliable indicator of physical market values;
an réasúnaíocht is bun le glacadh le modheolaíocht áirithe, lena n-áirítear aon teicnící chun praghsanna a choigeartú agus bonn cirt leis na cúiseanna go bhfuil an tréimhse ama nó an t-ionú a nglactar le sonraí ionchuir laistigh de ina tháscaire iontaofa ar luachanna fisiciúla margaidh;