Faculty of Commerce, Law and Management (ETDs)
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Item Essays on industrialisation, innovation, and sustainable development in Sub-Saharan Africa(University of the Witwatersrand, Johannesburg, 2023) Akorsu, Patrick Kwashie; Tweneboah, GeorgeSustainable development has attracted discourses from academics and policymakers for some time now. The United Nations has instituted seventeen (17) goals to promote sustainable development, and these goals have been decomposed into 169 sub-goals to be achieved under the 2030 agenda for sustainable development. The goals are essentially grouped into economic, ecological, and social goals. Following this, the African Union (AU) has embraced the SDGs by motivating member countries to come up with programmes that are directly related to the goals. However, whereas a lot of discussions have occurred, much of the talk has been oblivious to empirical data analysis. The AU has realised the importance of industrialisation in spearheading the bridging of the poverty gap in Africa. Industrialisation is seen as the panacea for job creation, prosperity, and wealth creation. Industrialisation induces innovation by introducing new equipment, new production techniques, increasing capacities and spreading improvements across sectors of the economy. However, since the 1990s when the policymakers started talking about industrialisation, not much has been achieved on that score. Common to industrialisation and economic development is financial development. The level of financial development can stimulate positive or negative externalities on sustainable development. The drive towards the promotion of sustainable development in Africa by the African Union and other parastatal bodies, especially the UN, motivated this thesis to examine the convoluted connections between financial development, technological innovation, industrialisation, and sustainable development in Africa in three related studies. The first study analysed the complementary role of financial development in the relationship between industrialisation and sustainable economic development in Africa. The system dynamic Generalised Method of Moments (GMM) technique was employed with a dataset covering 2010-2019 for 48 African countries. Under this analysis, this thesis found that Industrialisation, Innovation, and Sustainable Development in Africa © Patrick Kwashie Akorsu, 2023 industrialisation is a significant positive driver of economic development. The role of financial development in the economic development agenda among African economies was also emphasised by the results. The outcome of the moderation analysis suggested that the level of financial development significantly complements industrialisation towards improving economic growth. Thus, a more developed financial sector is potent in building an industrial economy which facilitates value addition in the manufacturing sector. The second empirical analysis examined the interactive role of technological innovation in the relationship between financial development and sustainable development in Africa after controlling for the influence of ICT infrastructure, trade openness, inflation, and population size. The results indicated significant effects of financial development on sustainable development as well as significant relationships between technological innovation and sustainable development. In terms of social sustainability, the findings suggested that financial development tends to reduce social sustainability among African economies such that increasing the quantum of broad money and increasing the amount of domestic credit to the private sector either by households or by banks would not necessarily improve the level of social development in Africa. Concerning economic sustainability, the findings divulged a positive relationship between financial development and the economic dimension of sustainable development (i.e., economic sustainability), suggesting that African countries could leverage financial development, particularly by encouraging the supply of credit to the private sector either by households or banks to enable industries to improve their operations. As regards ecological/environmental sustainability, findings from this empirical analysis indicated mixed relationships between financial development and ecological sustainability. Thus, depending on the proxy, financial development either increases or decreases energy consumption and carbon dioxide emissions in Africa. Meanwhile, the effect of technological Industrialisation, Innovation, and Sustainable Development in Africa © Patrick Kwashie Akorsu, 2023 innovation on sustainable development was positive for all dimensions of sustainability but had varied implications. This emphasised the need to analyse how sustainable development is affected by the interaction between financial development and technological innovation. The findings from the moderation effect divulged that more technological innovation lessens SDI but increases GDP growth per capita, carbon dioxide emissions, and energy consumption. The last empirical chapter revealed investigated the interactive role of technological innovation in the relationship between financial development and sustainable development in Africa. The findings from such an analysis highlighted the complementary role of technological innovation in the relationship between financial development and sustainable development in Africa. In an era of an increasing need for sustainability, these findings stressed the need to further ascertain possible convolutions between sustainable development, technological innovation, and industrialisation among African economies. The impetus for this analysis partly stemmed from the fact that industrialisation has some externalities it poses to economies. Therefore, there was a need to provide empirical evidence that helps understand the true role of industrialisation in the relationship between technological innovation and sustainable development to foster policy formulation. Upon analysing the mediating effect of industrialisation on the relationship between technological innovation and the three dimensions of sustainable development (social, economic, and ecological/environmental sustainability) in Africa, positive relationships between technological innovation and all dimensions of sustainable development, emphasise the need to analyse how sustainable development is indirectly affected by industrialisation. The findings provide evidence of a partial contribution from industrialisation toward the impact of technological innovation on sustainable development. As a result, this thesis Industrialisation, Innovation, and Sustainable Development in Africa © Patrick Kwashie Akorsu, 2023 concluded that the level of industrialisation complementarily mediates the relationship between technological innovation and sustainable development in Africa. The study recommends that economies within Africa should focus on industrialisation and financial development to achieve sustainable development. Policymakers should prioritise the development of a resilient financial sector to complement industrialisation, while promoting technological innovation to support all dimensions of sustainability. Also, a balanced approach to sustainable development should be promoted by managing the trade-offs between sustainability dimensions. Finally an effectively coordinated set of policies should be put in place to reduce negative externalities resulting from industrialisation, and policymakers should carefully select implementation policies and channelsItem Economic and Institutional determinants of financial development for bank dominated and stock market-based economies in the SADC region(University of the Witwatersrand, Johannesburg, 2022) Mogale, Etumeleng; Mahonye, NyashaThe study examines the determinants of financial development from the bank-dominated economies (Angola, Lesotho and Madagascar) versus the bank and stock market-based economies’(Mauritius, Namibia and South Africa) point of view for the selected SADC countries. The study further examines which economies develop more over time between economies that are bank-dominated and those that have both the banking sector and the stock markets. Using a panel dataset that spans from 1996 to 2018 - which was sourced from the World Development Indicators (WDI) - the study utilized the Autoregressive Distributive lag (ARDL) techniques to separately model for the banking system and the stock market which allowed for the unpacking of any short-run and long-run contributors to the financial sector development and thus capture any possible links between the explanatory variables and the financial development proxies, domestic credit to the private sector and market capitalization. The study found that the banking sector development is influenced by GDP growth rate, foreign direct investment, governments debts, trade openness and the rule of law while the stock markets are largely driven by GDP growth rate, inflation, trade openness, rule of law and regulatory quality. Furthermore, the study found that the banking sector does benefit from the presence of stock markets and that over time economies with both financial sectors tend to develop more than bank-dominated economies and that they are less prone to external shocks. The contributions to the existing body of literature are by critically looking at the drivers or deterrents of financial development in the SADC region so that the appropriate policy prescriptions can be formulated and implemented with the broader view of closing the infrastructure gap that exists within the region. By separately modelling the two financial sectors the study was able to see indicators that are the driving force in each sector and which economies – bank-dominated vs stock market-based - tend to do well over time.Item Studies on financial inclusion in Africa(2022) Poku, KwasiFinancial inclusion has recently been an important concern for policy makers and researchers due to its relevance to the financial system, poverty reduction and the growth of economies. In spite of the enormous policy relevance of financial inclusion, empirical evidence on this nexus suffers many limitations in findings and measurement, particularly the measurement of financial inclusion and financial development. Significantly, the context of Africa where financial exclusion is more pronounced remains relatively less explored in the financial inclusion-financial stability nexus, a void this study intends to fill. Using Africa as a case, this thesis consists of four self–contained chapters with each investigating a critical gap relying on several advanced econometric techniques. In the first essay, we investigate the influence of financial inclusion on financial development in Africa using data from 22 African countries over a 12-year period, from 2007 to 2018. We investigate this relationship using the Generalized Method of Moments (GMM) approach to panel data. We find financial inclusion, measured with the financial inclusion index, to be significant and positively related to financial development, measured with the financial development index. However, employing single measures of financial development as dependent variables, we find financial inclusion to exert an insignificant effect on financial development. In conclusion, using indexes to measure financial inclusion and financial development provide a more comprehensive measure which provides robust findings that can effectively assist policy makers in designing initiatives and strategies. In the second essay, we examine the indirect effect of financial inclusion in the relationship between financial development and income inequality in Africa using the three-stage least squares (3SLS) approach with data that covers a 12-year period, from 2004 to 2015. We find financial development to indirectly exert a negative effect on income inequality in Africa. However, iv financial development eventually reduces income inequality as financial services are extended to the marginalized as the sector further develops. The main conclusion is that, financial inclusion is essential in the achievement of income equality in Africa. The third essay investigates the impact of financial inclusion on stability in the African banking system. We employ the quantile regression approach to examine this relationship with data from 22-African countries over a 12-year period, from 2004 to 2015. We provide comprehensive evidence that greater financial inclusion enhances the stability of the African banking system. Although financial inclusion enhances the stability of banks at all levels of stability, our finding shows that, the impact of financial inclusion on stability is more pronounced in highly stable banking systems. Nonetheless, financial inclusion also enhances the stability of banks in relatively less stable banking systems. We conclude therefore that, with a more inclusive financial sector, banks enjoy greater stability. In the final essay, we investigate the non-linear relationship between financial inclusion and economic growth in Africa, with investment as the mediating/threshold variable. We employ the Hansen’s sample splitting approach to examine this relationship. We provide evidence that, investment does not only significantly influence the relationship between financial inclusion and economic growth, but also, the level of investment in the country is important in determining the sign and magnitude of this effect. Specifically, we find that, below the threshold level of investment, financial inclusion exerts a negative and significant influence on economic growth whereas above the threshold level of investment, financial inclusion affects economic growth positively and significantly. We conclude that, for financial inclusion to affect economic growth positively, the level of investment in the country must be equal to or exceed a threshold level of investment identified in this study.Item A comparative analysis of the extent of investment banking In Africa versus other emerging markets(2020) Mphakathi, SolomonThis comparative study examines and explains investment banking levels in African emerging markets to the Asia Pacific counterparts. It examines how investment banking activities, especially the raising of capital, influence financial development. There is a paucity of studies conducted in these emerging markets to identify and contrast why their financial development levels are significantly different. African emerging markets appear to be lagging while the Asia Pacific emerging market economies are among the fastest-growing in the world. Finance theory underpins the framing of the study that demonstrates plausible relationship between financial development and economic growth. The methodological procedures followed a quantitative deductive approach through desktop and secondary data analysis to draw conclusions and make inferences. A multiple regression model was used to quantify the effects and extent to which investment banking contributes to financial development. GDP per capita and human development level relate positively to African countries' financial development level. The literature review also revealed some interesting and relevant facts about African economies and the challenges they face. Despite some marked growth in some African economies vis-a-vis others, important structural adjustments appear necessary prerequisites for enhancing Africa's financial and economic development more sustainably. Surprisingly, the empirical analysis identified no evidence of statistically significant relationship between the measure of level of investment banking (in this study) and financial development.Item Essays on private capital flows and real sector growth in Africa(2021) Asamoah, Michael EffahGlobally, countries continue to implement policies aimed at the attraction and retention of capital flows due to its perceived significant effect on economic growth and development. The benefits of capital flows are touted as being able to drive down domestic interest rates, smooth consumption, transfer of technology and improve the functioning of the financial sector. In as much as there is a copious body of literature on capital flows and economic growth, there remain essential areas that the literature has been silent. Among these are capital flows and real sector growth in the light of the allocation puzzle; the real sector amid financial sector development and institutions; private capital flows-macroeconomic volatilityfinancial development connections, and thresholds in the capital flows-real sector growth dynamics. Filling these gaps will provide the needed knowledge and policy directions on how countries that are known to depend on capital flows can harness these flows for growth and development, especially at the level of the real sector. Using robust econometric procedures, this study examined four thematic areas of capital flows in Africa. The first essay investigated the evidence and/or otherwise of an allocation puzzle and bidirectional relationship between private capital flows and real sector growth. The study covered 42 Sub-Saharan African (SSA) countries between 1980 and 2017. We used growth in manufacturing, industry, agriculture, and services to capture the real sector and proxied private capital flows by foreign direct investment, portfolio equity flows, and private nonguaranteed debt. We employed the two-step dynamic systems GMM model to establish our empirical relationships. We found no evidence in support of the allocation puzzle, which suggests that SSA countries with relatively high growth in the real sector will attract more private capital. However, at a decomposed level, we established a bi-directional relationship of a positive association between debt flows and growth in agriculture and services, with no v evidence of an allocation puzzle. Though we found a bi-directional association between debt and industrial growth, the association was detrimental in both directions. Also, the study established a two-way inverse reverse effect between equity flows and manufacturing growth. Finally, while the impact of foreign direct investment on the real sector is positive at the disaggregated level, there is a positive bi-directional effect between foreign direct investment and growths in manufacturing, industry, and service value additions. The study provides a strong foundation for an alternative source of financing, especially for the growth of the service and agriculture sectors regarding debt and equity, from the reliance on the traditional FDI. The findings also indicate parallel reactions between real sector growth and private capital in SSA. The second essay had two separate objectives fused into one. The first part examined the brinks of financial development at which private capital to Africa enhances growth at the level of the real sector. We deployed a newly developed financial development dataset to moderate the association between private capital and the real sector, and the Lewbel instrumental variable two-step GMM estimator (IV – GMM), with Kleibergen-Paap robust standard errors and orthogonal statistics in establishing our empirical relationships over the period 1990 to 2017, for a sample of thirty (30) countries in Africa. Initial estimations at the overall level of the real sector, manufacturing, and industry show that FDI has no growth effects and even worsens the growth of the agriculture sector. Financial development stifles growth. On decomposing the real sector, we found the interaction between FDI and financial development to enhance the growth of the real sector and its components at face value. However, our marginal effect analysis shows that the growth impact of FDI on the overall real sector, industry, and service sector growth starts at the threshold level of the 25th percentile of financial development, while the growth impact on manufacturing is only evident at the 90th percentile of financial development. Finally, although financial sector growth aids foreign direct investment in enhancing the growth of the agriculture sector, it cannot wholly eradicate the initial adverse impact from FDI. We further found that portfolio equity has no growth impact on Africa’s real sector, while debt flows harm the overall real sector, manufacturing, and industrial growth, but no impact on agriculture and services’ growth. We found that financial development reinforces the conservative view that capital flows enhance economic growth, but the reinforcement depends on the type of sector, either debt or equity, and the percentile levels of financial development. A similar objective was to analyze the interconnections between private capital flows, the quality of institutions, and the growth of the real sector in Africa. The study covers thirty (30) African countries. Our empirical analysis, with a panel data between 1990 and 2017, indicates that private capital flows (FDI, private debt, and equity) have no direct impact on the growth of the real sector. A decomposition divulges that FDI has no impact on manufacturing and detrimental to industrial and agriculture sectors. Portfolio equity is injurious to growth in services and unresponsive to the growth of all other sectors. Private debt was also insensitive to the growth in agriculture and services, and even damaging to manufacturing and industrial growth. Initial assessments show that countries with robust institutional frameworks can benefit significantly from capital flows, as we found institutions do moderate the positive impact of capital flows on the growth of the real sector, starting from the 25th percentile of institutions. Our marginal analysis confirms that the impact of private capital on real sector components is dependent on the type of capital, the sector, and the percentile level on institutions, in some cases, as far as the 90th percentile. Our results show that for policy implementation, it is not a case of one cup fits all, but sector-specific capital flow institutional policies should be the way forward. The orthodox view is that uncertainty is a deterrent to investment, and by extension, private capital inflows. Paying specific attention to the volatility of the domestic exchange rate, private capital flows and a newly developed indicator of financial development, the third chapter of the thesis examined the impact of exchange rate uncertainty on private capital flows, and whether financial development matters in such association. Specifically, the study sought to answer four questions: Is the exchange rate uncertainty – capital flows nexus strictly monotonic? Does exchange rate volatility deter capital flows? Can financial development mitigate the adverse effect of economic uncertainty on capital flows? At what threshold point does financial development jettison the negative impact? The study covers 40 countries over the period 1990 – 2017. We establish our empirical relation with a system general method of moments (GMM) two-step robust estimator with orthogonal deviations. We found evidence in support of a non-linear U-shaped relationship between uncertainty and capital flows, and that the impact of uncertainty on capital flows depends on varying levels of uncertainty. We also document that uncertainty deters all forms of capital flows, and that countries with a well-functioning financial system can transform the adverse impact of volatility on capital flows. However, our marginal analysis shows that curbing the adverse effect of volatility on private capital depends on the type of capital flow, the indicator as well as the percentile level on financial sector development, in some cases as far as to the highest percentile. We further established that with the current state of the financial sector, financial institutions’ development offers the quickest route to curtailing the adverse impact of volatility on capital flows, as it has a lower threshold value or critical point compared with financial markets’ development. In the final essay, we investigated the possibilities of non-monotonic or nonlinearities in the capital flows - economic growth dynamics, as some studies posit that the effect of capital flows on economic growth changes course after attaining a certain threshold level, either based on the levels of capital flow itself or some mediating variables. We proxied capital flows by foreign direct investment (FDI) inflows and growth by real sector components. With data from 1990 to 2018, for a sample 36 African countries, the study employed Seo and Shin (2016) dynamic panels threshold effect with endogeneity as well as Seo et al. (2019) estimation of dynamic panel threshold model using Stata to achieve the study’s objectives. In the first part of the analysis, we employed three indicators of human capital development as threshold variables, and FDI flows as the regime dependent variables. These are the mean years of schooling, gross national secondary school enrolment, and primary school pupil to teacher ratio. In the subsequent analysis, we deployed FDI as both the threshold and regime dependent variable. The study found significant thresholds in the capital flows - real sector growth relationship as mediated by human capital and foreign direct investment. The significance impact of foreign direct impact on real sector happens at both the lower and upper levels of the mediating variable but the component of real sector matters. We established that in most cases, the impact of FDI on the growth of the real sector is harmful in the lower regime and beneficial in the upper regime of human capital for both manufacturing and services sectors, and vice versa for both agriculture and industrial sectors. The results indicate that increasing levels of human capital development and FDI inflows are necessary for the growth impact of FDI on Africa’s real sector, but not under all sectors as he results are dependent on the varying threshold variables of both human capital and foreign direct investment