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Article
Publication date: 24 October 2023

Evans Kulu and Bismark Osei

As an effort to support the quest for a stable financial sector, this study aims to determine the factors that contribute to the financial stability gap in sub-Saharan Africa…

Abstract

Purpose

As an effort to support the quest for a stable financial sector, this study aims to determine the factors that contribute to the financial stability gap in sub-Saharan Africa (SSA).

Design/methodology/approach

The estimation techniques used include the fixed and random effect, system general methods of moments and dominance analysis. The data used is annual data for 33 SSA countries, covering the period 2007 to 2018.

Findings

Key findings from the analyses indicate that nonperforming loans increase gaps in financial stability while regulatory quality, control of corruption, political stability and appreciation of the local currency reduce the financial stability gap in SSA.

Research limitations/implications

The absence of a specific metric for measuring the financial stability gap appears to be the limitation of this study. Its existence could improve the discussion and also make replicability easier. However, this study relies on a measure introduced by Kulu et al. (2022b), which is also acceptable and quite popular in the literature.

Originality/value

To the best of the authors’ knowledge, this study is the first in the finance literature to estimate the determinants of the financial stability gap in SSA.

Details

Journal of Financial Economic Policy, vol. 16 no. 1
Type: Research Article
ISSN: 1757-6385

Keywords

Article
Publication date: 29 November 2023

Evans Kulu, Joshua Sebu and Bismark Osei

Given the relevance of entrepreneurship in nation-building, studies geared towards the promotion of new businesses are crucial. This study aims to contribute to the finance and…

Abstract

Purpose

Given the relevance of entrepreneurship in nation-building, studies geared towards the promotion of new businesses are crucial. This study aims to contribute to the finance and entrepreneurship literature by providing empirical evidence on the role ease of doing business plays in promoting new business establishments amidst financial stability.

Design/methodology/approach

The study used the fixed and random effect estimation techniques as well as the impulse response function to analyse annual panel data covering 53 African countries.

Findings

The results indicate that regulatory quality and access to electricity promote new business establishments. Also, to experience the direct effect of financial stability on new business establishments or entrepreneurship in Africa, the role of the ease of doing business cannot be isolated. The policy implication is that the creation of an enabling business environment is crucial for new business establishments.

Research limitations/implications

The sample only includes countries in Africa. Future or further studies may want to expand the sample size and also consider a comparative analysis where this analysis will be done plus another region so that the differences in findings can be known.

Originality/value

To the best of the authors’ knowledge, this is the first study to investigate the role of ease of doing business on new business establishments in the presence of financial stability in Africa.

Details

Journal of Financial Economic Policy, vol. 16 no. 2
Type: Research Article
ISSN: 1757-6385

Keywords

Article
Publication date: 20 October 2023

Bismark Osei, Evans Kulu and Paul Appiah-Konadu

The purpose of this paper is to study the effect of government health expenditure on the health of children (under-five mortality rate and prevalence rate of stunting) among West…

Abstract

Purpose

The purpose of this paper is to study the effect of government health expenditure on the health of children (under-five mortality rate and prevalence rate of stunting) among West African countries.

Design/methodology/approach

The study utilizes heterogeneous panel from the period 1990 to 2018 among 16 West African countries for the analysis. The effect of government health expenditure on under-five mortality rate is measured in per 1,000 live births while that of stunting is measured in percentage. The study employs Pooled Mean Group (PMG) estimation technique and Impulse Response Functions (IRFs) for the analysis.

Findings

The results indicate that government health expenditure has negative effect on under-five mortality rate and prevalence rate of stunting in the long-run but not significant in the short-run. In addition, the IRFs result indicates that under-five mortality rate and prevalence rate of stunting both respond negatively to shocks in government health expenditure.

Practical implications

Governments should ensure that inefficiencies in the public health sector are reduced by licensing the health workers of this sector and allowing independent bodies to appoint the heads of health institutions. This will improve the delivering of health services for the health of children.

Originality/value

Previous studies carried out have not examined the short-run and long-run effects of the relationship under study among West African countries.

Peer review

The peer review history for this article is available at: https://publons.com/publon/10.1108/IJSE-03-2022-0212

Details

International Journal of Social Economics, vol. 51 no. 6
Type: Research Article
ISSN: 0306-8293

Keywords

Article
Publication date: 21 June 2023

Bismark Osei, Agbemavor Korsi Fiagbe and Evans Kulu

This study aims to examine the appropriate measures needed toward achieving sustainability of renewable energy production among developing and middle-income countries.

Abstract

Purpose

This study aims to examine the appropriate measures needed toward achieving sustainability of renewable energy production among developing and middle-income countries.

Design/methodology/approach

This study uses semi-annual panel data covering the period 2000–2020 among 152 developing and middle-income countries and Cox proportional hazard model for the analysis.

Findings

Estimates indicate that effective operations of environmental institutions, investment in research and development, subsidizing the production of renewable energy, government investment in producing renewable energy and investment in renewable energy production made by the private sector will contribute immensely toward achieving sustainability of renewable energy production.

Practical implications

This study recommends that governments should rationalize their expenditures to mobilize enough resources for investment in renewable energy production. Again, operations of environmental institutions should be enhanced through giving their managers’ performance contracts and licensing its employees. Enabling environment should be created for private sector to increase their investment in renewable energy production.

Originality/value

Empirical studies have been carried out exploring measures to deal with climate change. Nonetheless, the appropriate measures needed toward achieving sustainability of renewable energy production among developing and middle-income countries have not been explored in existing empirical studies. Hence, this study fills the gap in existing empirical studies.

Details

International Journal of Energy Sector Management, vol. 18 no. 4
Type: Research Article
ISSN: 1750-6220

Keywords

Article
Publication date: 12 September 2022

Bismark Osei, Mark Edem Kunawotor and Evans Kulu

The purpose of this paper is to undertake comparative analysis examining the effect of renewable energy production on employment focusing on European and Asian Countries.

Abstract

Purpose

The purpose of this paper is to undertake comparative analysis examining the effect of renewable energy production on employment focusing on European and Asian Countries.

Design/methodology/approach

The study utilizes panel data from the period 2000 to 2018 and System Generalized Method of Moments (System GMM) for the analysis. This study focuses on 50 European and 40 Asian countries data used for the analysis.

Findings

The result of the study indicates that, renewal energy production has positively affected employment in both European and Asian countries. However, the positive effect result of European countries is stronger than that of Asian countries.

Practical implications

The study recommends that, governments among these countries should continue to show strong commitment towards investing in renewable energy production as stated in Paris Agreement (2015). This will have a strong effect towards increasing further employment creation among these countries.

Originality/value

Numerous empirical studies have been carried out examining the effect of renewable energy production on employment. This study contributes to existing empirical studies by undertaking comparative analysis to examine the subject matter focusing on European and Asian countries.

Details

International Journal of Energy Sector Management, vol. 17 no. 4
Type: Research Article
ISSN: 1750-6220

Keywords

Article
Publication date: 4 January 2022

Evans Kulu, William Gabriel Brafu-Insaidoo, James Atta Peprah and Eric Amoo Bondzie

This study investigates the effect of government domestic payment arrears on private investment. The authors argue that an increase in government domestic arrears can reduce…

Abstract

Purpose

This study investigates the effect of government domestic payment arrears on private investment. The authors argue that an increase in government domestic arrears can reduce private sector investment owing to the competition for credit.

Design/methodology/approach

The prediction is empirically tested using data for 33 Sub-Saharan Africa (SSA) countries for the period 2007–2018 using a panel general methods of moment estimation technique. This is also complemented with impulse responses derived from the standard vector autoregressive model.

Findings

The results show that an increase in government domestic arrears adversely affects private investment in SSA and most subregional communities within SSA. It also revealed that private investment negatively responds to shocks in government domestic arrears.

Originality/value

This is the first study that attempts to investigate the effect of government domestic borrowing arrears on private investment. It seeks to serve as a guide to governments in their domestic borrowing decisions to ensure timely servicing.

Details

African Journal of Economic and Management Studies, vol. 13 no. 2
Type: Research Article
ISSN: 2040-0705

Keywords

Article
Publication date: 5 December 2017

Rabi’u Isah Moh’d and Joseph Boniface Ajefu

Studies on the relationship between migration and health status of individuals most often concentrate on international migrants. In contrast, the purpose of this paper is to…

Abstract

Purpose

Studies on the relationship between migration and health status of individuals most often concentrate on international migrants. In contrast, the purpose of this paper is to examine the relationship between health and internal migration using the first 18 waves of the British Household Survey.

Design/methodology/approach

The authors use the 12-version of General Health Questionnaire (GHQ), an indicator of mental health, and physical health indicators as the health variables. This study uses different econometrics estimation methods in modelling the relationship in order to address omitted variable bias as well as unobserved heterogeneity. The econometric estimation methods include Pooled OLS, random effects (RE), fixed effects (FE) and then probit RE. The authors explore the relationship by comparing the health status of movers and non-movers and different types of internal migration such as between local authority districts and between regions.

Findings

The results of this research suggest that there is healthy migrant effect on migration within UK on some indicators of physical health like arm/leg, heart and migraine/headache problems, but not on mental health indicator. And the effects are similar for both males and females. It is advised therefore that the department of health should improve the health of those affected by these ailments so that they can have a chance to move perhaps to better their lots.

Originality/value

This study uses different econometrics estimation methods in modelling the relationship in order to address omitted variable bias as well as unobserved heterogeneity. The econometric estimation methods include Pooled OLS, RE, FE and then probit RE.

Details

International Journal of Migration, Health and Social Care, vol. 13 no. 4
Type: Research Article
ISSN: 1747-9894

Keywords

Article
Publication date: 8 February 2016

Kirsten A. Way, Nerina L Jimmieson and Prashant Bordia

This study aims to investigate the extent to which employee outcomes (anxiety/depression, bullying and workers’ compensation claims thoughts) are affected by shared perceptions of…

4733

Abstract

Purpose

This study aims to investigate the extent to which employee outcomes (anxiety/depression, bullying and workers’ compensation claims thoughts) are affected by shared perceptions of supervisor conflict management style (CMS). Further, this study aims to assess cross-level moderating effects of supervisor CMS climate on the positive association between relationship conflict and these outcomes.

Design/methodology/approach

Multilevel modeling was conducted using a sample of 401 employees nested in 69 workgroups.

Findings

High collaborating, low yielding and low forcing climates (positive supervisor climates) were associated with lower anxiety/depression, bullying and claim thoughts. Unexpectedly, the direction of moderation showed that the positive association between relationship conflict and anxiety/depression and bullying was stronger for positive supervisor CMS climates than for negative supervisor CMS climates (low collaborating, high yielding and high forcing). Nevertheless, these interactions revealed that positive supervisor climates were the most effective at reducing anxiety/depression and bullying when relationship conflict was low. For claim thoughts, positive supervisor CMS climates had the predicted stress-buffering effects.

Research limitations/implications

Employees benefit from supervisors creating positive CMS climates when dealing with conflict as a third party, and intervening when conflict is low, when their intervention is more likely to minimize anxiety/depression and bullying.

Originality/value

By considering the unique perspective of employees’ shared perceptions of supervisor CMS, important implications for the span of influence of supervisor behavior on employee well-being have been indicated.

Details

International Journal of Conflict Management, vol. 27 no. 1
Type: Research Article
ISSN: 1044-4068

Keywords

Article
Publication date: 8 April 2014

Remigiusz Michalczewski, Witold Piekoszewski, Waldemar Tuszynski and Marian Szczerek

The purpose of this paper was to explore the mechanisms of scuffing propagation of heavily loaded lubricated friction pair elements coated with low-friction WC/C coating for…

Abstract

Purpose

The purpose of this paper was to explore the mechanisms of scuffing propagation of heavily loaded lubricated friction pair elements coated with low-friction WC/C coating for various material combinations.

Design/methodology/approach

The investigations were performed for low-friction coatings WC/C (a-C:H:W) deposited by the reactive sputtering physical vapour deposition (PVD) process. Experiments were carried out using a four-ball tester with continuously increasing loads. Tests were conducted for the following four material combinations: steel/steel tribosystem (all balls uncoated); steel/coating tribosystem (one upper ball uncoated/three lower balls WC/C-coated); coating/steel tribosystem (one upper ball WC/C-coated/three lower balls uncoated); and coating/coating tribosystem (all balls WC/C-coated).

Findings

The better scuffing resistance is achieved by coating only one element (coating/steel tribosystem) than all elements (coating/coating tribosystem). The description of scuffing propagation for all investigated tribosystems was done. The high scuffing resistance of the coating/steel tribosystem resulted from reducing the adhesion between rubbing surfaces due to low chemical affinity (similarities) between the steel and the coating material and the presence of solid lubricant in the friction zone.

Practical implications

In all cases, when a coating is applied, an increase in scuffing resistance is observed. However, it is better to coat only one element than all. Furthermore, the scuffing resistance for the coating/steel tribosystem is significantly higher than for the steel/coating tribosystem.

Originality/value

The main value of this paper is description of scuffing propagation and revealing the new aspects in application of low-friction WC/C coating for heavily loaded lubricated friction pair elements. The overlapping ratio has been defined as an important factor influencing the scuffing resistance of the coated tribosystems.

Details

Industrial Lubrication and Tribology, vol. 66 no. 3
Type: Research Article
ISSN: 0036-8792

Keywords

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