1--- 2meta: 3 date: false 4 reading_time: false 5title: "ARFIMA - Definition and Meaning" 6date: 2023-10-05 7description: "A detailed examination of ARFIMA, its significance, analytical frameworks, and case studies" 8tags: ["Economics", "Statistics", "Time Series Analysis"] 9--- 10 11## Background 12 13ARFIMA, an acronym for Autoregressive Fractionally Integrated Moving Average, is a statistical model that generalizes the autoregressive moving average (ARMA) framework. It is used primarily to capture non-stationary time series data by allowing for fractional differencing, making it more flexible in analyzing long-memory processes.