Long-term memory processes have been extensively examined in recent literature as they provide simple way to test for predictabilty in the underlying process. However, most of the literature interprets the results of estimated Hurst exponent simply by its comparison to its asymptotic limit of...

The article provides a basic description and taxonomy of sovereign wealth funds, rapidly gaining importance in the international monetary and financial systems. SFWs are pools of assets owned and managed directly or indirectly by governments to achieve specific objectives. Tentative estimates of...

Long-term memory processes have been extensively examined in recent literature as they provide simple way to test for predictability in the underlying process. However, most of the literature interprets the results of estimated Hurst exponent simply by its comparison to its asymptotic limit of...