<p>The proliferation of open banking and open finance regimes across the globe demonstrates an ever-increasing interest of policymakers in empowering customers to take control of their data through innovative data sharing frameworks. These frameworks mostly operate within a single (e.g., financial services) sector but are poised to extend to other parts of the economy in the future ¿ and eventually apply economy-wide.</p><p> This book articulates the concept of economy-wide customer data sharing (CDS) frameworks, analyses in detail the main challenges associated with the development of such frameworks and is informed by the lessons learned from Australia¿s world-first cross-sectoral Consumer Data Right regime. It develops a first comprehensive taxonomy of CDS frameworks and offers valuable insights on crucial issues of customer trust, information security, consumer protection and participant regulation.</p><p> This study, apart from its scholarly importance, has clear practical valu