Benjamin Odoi

Predicting Petrol and Diesel Prices in Ghana, A Comparison of ARIMA and SARIMA Models

Sampson Agyare, Benjamin Odoi & Eric Neebo Wiah · Asian Journal of Economics, Business and Accounting · 2024

Predicting prices is of great concern and important in the world of economics and finance. In this paper, a comparative analysis of gasoline and diesel in Ghana were analysed using Autoregressive Integrated Moving Average (ARIMA) and Seasonal Autoregressive Integrated Moving Aver...

Open access Research Article 10.9734/ajeba/2024/v24i51333

Commodity Price Prediction with TAR and Markov-Switching Models. Evidence from Gold and Cocoa Markets

Simon Cudjoe, Peter K. Nyarko & Benjamin Odoi · Asian Journal of Economics, Business and Accounting · 2025

Accurate forecasting of commodity prices remains a crucial challenge due to inherent market volatility and regime-dependent behaviour. This study examines the predictive performance of two nonlinear time series models, the Threshold Autoregressive (TAR) model and the Markov Switc...

Open access Research Article 10.9734/ajeba/2025/v25i81938