Akoto Yaw Omari-Sasu
Department of Statistics and Actuarial ScienceSocial SciencesPhysical SciencesHealth Sciences

Akoto Yaw Omari-Sasu

37 Publications24 Research Themes29 Open Access
Research Overview & Focus

The researcher integrates multiple disciplines to explore complex systems spanning economics, social sciences, and environmental science. Their work encompasses economic factors like fossil fuels, energy consumption, and environment, public health issues such as poverty and demographics, and the application of advanced statistical methods including copulas, mixture models, and Bayesian approaches. The overarching focus is to uncover common mechanisms linking these diverse areas through innovative methodologies and comprehensive data analysis.

Faculty Biography

Akoto Yaw Omari–Sasu is currently an Associate Professor of the Department of Statistics and Actuarial Science at Kwame Nkrumah University of Science and Technology (KNUST) Kumasi, Ghana. He holds PhD in Applied Statistics from University for Development Studies (UDS) Tamale, Ghana. He also holds an MSc in Financial Mathematics and Statistics from Technische Universitaet Kaiserslautern, Germany as well as a BSc Mathematics from KNUST Kumasi, Ghana. He has since September 2006 been involved in academic employment in various tertiary institutions in Ghana. He was first appointed Assistant Lecturer at All Nations University College (ANU) Koforidua, Ghana, then a lecturer at the University for Development Studies Tamale, Ghana before joining the Department of Mathematics KNUST, Kumasi, Ghana.  During his course of work, he has served on various committees and boards within the universities. He continues to serve as a moderator and external examiner to some universities as well as a reviewer of international journals. His research area is in Applied Statistics. He has over twenty-five publications in peer-reviewed international journals. His research area is in Applied Statistics. He teaches mainly courses in Mathematics, Statistics, and Actuarial Science.

Key Research Themes (24)
Social Sciences

Advanced Statistical Process Monitoring

Physical Sciences

Algebraic Geometry and Number Theory

Physical Sciences

Bayesian Methods and Mixture Models

Physical Sciences

Economic Growth and Development

Physical Sciences

Energy and Environment Impacts

Physical Sciences

Energy Load and Power Forecasting

Social Sciences

Energy, Environment, Economic Growth

Social Sciences

Financial Literacy, Pension, Retirement Analysis

Social Sciences

Financial Risk and Volatility Modeling

Health Sciences

Food Security and Health in Diverse Populations

Health Sciences

Global Health Care Issues

Social Sciences

Grit, Self-Efficacy, and Motivation

Health Sciences

Healthcare professionals’ stress and burnout

Physical Sciences

Hydrology and Drought Analysis

Physical Sciences

Image and Signal Denoising Methods

Social Sciences

Insurance and Financial Risk Management

Social Sciences

Insurance, Mortality, Demography, Risk Management

Health Sciences

Malaria Research and Control

Social Sciences

Monetary Policy and Economic Impact

Physical Sciences

Optimization and Mathematical Programming

Physical Sciences

Statistical Distribution Estimation and Applications

Social Sciences

Stock Market Forecasting Methods

Health Sciences

Substance Abuse Treatment and Outcomes

Health Sciences

Tuberculosis Research and Epidemiology

Publications (37)

Stochastic and Correlated Waste Collection Problem with Time Windows: A Simheuristic Approach

Open Access
2025Optimization and Mathematical ProgrammingDOI: 10.21203/rs.3.rs-7894143/v1

Corrigendum to “Seemingly unrelated time series model for forecasting the peak and short-term electricity demand: Evidence from the Kalman filtered Monte Carlo method” [Heliyon Volume 9, Issue 8, August 2023, Article e18821]

Open Access
2025Energy Load and Power ForecastingDOI: 10.1016/j.heliyon.2025.e43865

Bivariate Modelling of Stochastic Features: A Convex Mixture Copula Approach

Open Access
2025Bayesian Methods and Mixture ModelsDOI: 10.4314/just.v43i2.4

Climate change as a game changer: Rethinking Africa’s food security- health outcome nexus through a multi-sectoral lens

Open Access
2025Food Security and Health in Diverse PopulationsDOI: 10.1038/s41598-025-99276-2

Obesity Kuznets Curve conjecture assessment in African economies: conditioning effects of urbanization, food, and trade using gender-based regional analysis

Open Access
2025Global Health Care IssuesDOI: 10.1186/s12992-025-01121-8

Modeling Modern Life Insurance Policy Lapses in Ghana: A Competing Risk Approach

Open Access
2025Insurance and Financial Risk ManagementDOI: 10.2139/ssrn.5342937

A Novel Bivariate Regression Model Derived from the Clayton Archimedean Copula and the Odd Dagum-G Family and its Application

Open Access
2025Statistical Distribution Estimation and ApplicationsDOI: 10.2139/ssrn.5120577

Revisiting the drivers of electricity consumption in designated Sub-Saharan African regions: Unraveling the role of education

Open Access
2024Energy and Environment ImpactsDOI: 10.1016/j.heliyon.2024.e41345

Stochastic Mortality Models with Birth Cohort Effects in Older People: A Systematic Review

Open Access
2024Insurance, Mortality, Demography, Risk ManagementDOI: 10.51867/ajernet.5.4.125

Mixture Copula and K-Medoid Modelling of Value-at-Risk

Open Access
2024Advanced Statistical Process MonitoringDOI: 10.2139/ssrn.5018704

Does obesity Kuznets curve exist in developing economies? Evidence from 38 African countries based on heterogeneous panel data analysis on income-level classification

Open Access
2023Global Health Care IssuesDOI: 10.3389/fpubh.2023.1200555

Seemingly unrelated time series model for forecasting the peak and short-term electricity demand: Evidence from the Kalman filtered Monte Carlo method

Open Access
2023Energy Load and Power ForecastingDOI: 10.1016/j.heliyon.2023.e18821

Modelling the Determinants of Students’ Performance in Mathematics

Open Access
2022Grit, Self-Efficacy, and MotivationDOI: 10.4314/ajesms.v18i1.8

Teamwork quality and health workers burnout nexus: a new insight from canonical correlation analysis

Open Access
2022Healthcare professionals’ stress and burnoutDOI: 10.1186/s12960-022-00734-z

A Mixture of Clayton, Gumbel, and Frank Copulas: A Complete Dependence Model

Open Access
2022Financial Risk and Volatility ModelingDOI: 10.1155/2022/1422394

Reinvestigating the pollution haven hypothesis: the nexus between foreign direct investments and environmental quality in G-20 countries

2022Energy, Environment, Economic GrowthDOI: 10.1007/s11356-021-17508-0

Potential economic indicators and environmental quality in African economies: new insight from cross-sectional autoregressive distributed lag approach

2021Energy, Environment, Economic GrowthDOI: 10.1007/s11356-021-14598-8

Dynamic linear state space model for forecasting peak and short-term electricity demand using kalman filtered monte carlo method

2021Energy Load and Power Forecasting

Estimation of the return periods of maxima rainfall and floods at the Pra River Catchment, Ghana, West Africa using the Gumbel extreme value theory

Open Access
2021Hydrology and Drought AnalysisDOI: 10.1016/j.heliyon.2021.e06980

Knowledge-Based Economy Capacity Building for Developing Countries: A Panel Analysis in Southern African Development Community

Open Access
2021Economic Growth and DevelopmentDOI: 10.3390/su13052890

Investigation on key contributors of energy consumption in dynamic heterogeneous panel data (DHPD) model for African countries: fresh evidence from dynamic common correlated effect (DCCE) approach

2020Energy, Environment, Economic GrowthDOI: 10.1007/s11356-020-09880-0

Estimating the Determinants of Energy Consumption in Mutlisectoral African Economies: Evidence From Panel Methods Efficient to Heterogeneity and Cross-Sectional Reliance

Open Access
2020Energy, Environment, Economic GrowthDOI: 10.46855/energy-proceedings-3281

Analysis of Haematological Parameters as Predictors of Malaria Infection Using a Logistic Regression Model: A Case Study of a Hospital in the Ashanti Region of Ghana

Open Access
2019Malaria Research and ControlDOI: 10.1155/2019/1486370

Analysis on the nexus of economic growth, fossil fuel energy consumption, CO2 emissions and oil price in Africa based on a PMG panel ARDL approach

2019Energy, Environment, Economic GrowthDOI: 10.1016/j.jclepro.2019.04.281

Time-Frequency Coherence and Forecast Analysis of Selected Stock Returns in Ghan Using Haar Wavelet

Open Access
2019Image and Signal Denoising MethodsDOI: 10.9734/jamcs/2019/46323

On a Hybrid Clayton-Gumbel and Gumbel-Frank Bivariate Copulas with Application to Stock Indices

Open Access
2018Financial Risk and Volatility ModelingDOI: 10.9734/jamcs/2019/45668

Modeling GHS-USD Exchange Rate in Ghana: Application of Stochastic Volatility Model

Open Access
2018Monetary Policy and Economic ImpactDOI: 10.30543/7-2(2018)-15

Hybrid Clayton-Frank Convolution-Based Bivariate Archimedean Copula

Open Access
2018Financial Risk and Volatility ModelingDOI: 10.1155/2018/5902839

On Two Random Variables and Archimedean Copulas

Open Access
2017Financial Risk and Volatility Modeling

Forecasting Mortality Rate of a Ghanaian University Staff Superannuation Scheme

2017Insurance, Mortality, Demography, Risk Management

Hedging Longevity Risk using Longevity Swaps: A Case Study of the Social Security and National Insurance Trust (SSNIT), Ghana

2016Insurance, Mortality, Demography, Risk Management

Survival Analysis of Tuberculosis Patients in Upper West Region of Ghana

Open Access
2016Tuberculosis Research and Epidemiology

Pension Fund Asset Allocation under the Markowitz Model: A Case of the National Pension Scheme in Ghana

2016Financial Literacy, Pension, Retirement Analysis

Review of the Birch and Swinnerton-Dyer Conjecture

Open Access
2016Algebraic Geometry and Number Theory

Logit Model for the Determinants of Drug Driving in Ghana

Open Access
2016Substance Abuse Treatment and Outcomes

Modeling Stock Market Volatility Using GARCH Approach on the Ghana Stock Exchange

Open Access
2015Stock Market Forecasting MethodsDOI: 10.5539/ijbm.v10n11p169

Volatility Assessment of Equities on the Ghana Stock Exchange

Open Access
2015Financial Risk and Volatility Modeling
Academic Metrics
DepartmentDepartment of Statistics and Actuarial Science
Total Publications37
Research Themes24
Open Access Papers29

Department of Statistics and Actuarial Science

Kwame Nkrumah University of Science and Technology

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