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 author reverts the current mainstream discussion of deflation hampering economic growth. The author first revises the definition inflation that is often misinterpreted. He shows that deflation is a natural phenomenon that often follows periods of unsustainable asset-price bubbles. He also...