CONTENTS

1���� Scope�
2���� References
3���� Terms and definitions�����
4���� Abbreviations and acronyms������
5���� Problem statement and consideration of approaches������
������� 5.1���� Static approaches�
������� 5.2���� Pseudo-static approach����
������� 5.3����Signalled approaches�������
������� 5.4���� Impairment accumulation approach����������
6���� Pros and cons of the approaches considered������
7���� Summary of approaches according to the problem statement challenges
Appendix I � Detailed example of a static divisor approach����
Appendix II � Detailed example of the static reference allocation approach����
Appendix III � Detailed example of impairment accumulation approach����
Appendix IV � Performance guidance for providers����
������ IV.1���� Qualitative guidance statements��
������ IV.2���� Circumstances when guidance is useful����