Purpose: The purpose of this study is to quantify the impact of Ramadan on both the level and the growth of global raw sugar price. Design/methodology/approach: The study uses a dummy and a fractional variable to capture Ramadan to overcome the asynchronicity of time between Ramadan fasting...

Purpose – This paper seeks to model the daily and weekly forecasting of the currency in circulation (CIC) for the State of Qatar. Design/methodology/approach – The paper employs linear forecasting models, the regression model and the seasonal ARIMA model to forecast the CIC for Qatar....

Purpose – This paper seeks to model the daily and weekly forecasting of the currency in circulation (CIC) for the State of Qatar. Design/methodology/approach – The paper employs linear forecasting models, the regression model and the seasonal ARIMA model to forecast the CIC for Qatar....