Best Practices for Energy Price Indices © Copyright 2003, CCRO. All rights reserved. 6 Table 1. Recommended Attributes of Data Gathering and Submission Processes, Index Construction Methodology, and Corporate Governance Attribute Primary Responsibility Secondary Responsibility Both Parties’ Independent Responsibility Representative and complete Index developer Data provider Robust and reliable Index developer Confidential Index developer Data provider Independent and objective Index developer Data provider Accountable Index developer Data provider Maintain integrity Index developer Data provider Auditable Index developer Data provider Consistent Index developer Data provider Transparent Index developer Data provider Clear Index developer Accurate Index developer Data provider Documented and accepted Index developer Data provider Timely and regular Index developer Data provider