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Investigating the interface between health system reform and HIV/AIDS in sub-Saharan Africa: an approach for improving the fight against the epidemic
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: RasmusC Dawes --- , DenmarkDuring the period in which the HIV/AIDS epidemic has taken hold in sub-Saharan Africa, health system reforms have and continue to be introduced throughout the region. In spite of the multidisciplinary research undertaken, it can be questioned whether the relationships... -
Farmers' tree planting and access to germplasm in the southern highlands of Tanzania
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: Anders Aalbaek --- Department of Economics and Natural Resources,This article examines the effects ofinsufficient availability of planting material on farmers' tree planting in the southern highlands ofTanzania. Patterns in scale of farmers' tree planting, species preferences, and experienced availability of planting material are investigated and compared with past... -
Major constraints affecting aquaculture development in Akwa Ibom State, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: IniobongA Akpabio EmemB InyangThe study contributes to nationwide attempts to enhance the contributions of aquaculture to the fishery subsector, and consequent overall gross domestic product of Nigeria, as well as to the protein intake of her citizenry. The focus is on the determination... -
Understanding the diffusion modes of grassroots innovations in India: A study of Honey Bee Network supported innovators
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Dinesh Abrol --- Institute of Studies in Industrial Development & Centre for Studies in Science Policy, Jawaharlal Nehru University, India Ankush Gupta --- Department of Civil Engineering, IndiaIn this paper we examine the outcomes and connections of preferences of the non-formal innovators identified by the Honey Bee Network (HBN) in India. The chosen mode of diffusion of each innovation has been correlated to socio-economic backgrounds, origins of... -
Characteristics of micro, small and medium enterprises in Ghana: gender and implications for economic growth
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Roland Asare --- CSIR-Science Technology and Policy Research Institute, Ghana Mavis Akuffobea --- CSIR-Science Technology and Policy Research Institute, Ghana Wilhelmina Quaye --- CSIR-Science Technology and Policy Research Institute, Ghana Kwasi Atta-Antwi --- Rural Enterprises Programme, GhanaThis paper sought to investigate the characteristics of MSMEs and to suggest ways of improving performance, particularly tackling constraints faced by women and youth entrepreneurs in Ghana. A total of 4 433 MSME operators were interviewed in all the ten... -
A case study of Caribbean chartered airline services for possible application in the Eastern Cape
Item type: Journal Article • Journal: • Authors: Radu Mihailescu --- Department of Economics, Free University of Bolzano, ItalyTourism is becoming a vital component of economic development in South Africa. In the light of South Africa having hosted the 2010 Football World Cup, it is important to identify sustainable tourism that continues to benefit the economy long after... -
Assessment of sweetpotato farming systems, production constraints and breeding priorities in eastern Tanzania
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Stephan Ngailo --- Sugarcane Research Institute, United Republic of Tanzania Hussein A Shimelis --- African Center for Crop Improvement, University of KwaZulu-Natal, South Africa Julia Sibiya --- African Center for Crop Improvement, University of KwaZulu-Natal, South Africa Kiddo Mtunda --- Sugarcane Research Institute, United Republic of TanzaniaSweetpotato is an important food security crop in Tanzania. The crop is grown under diverse farming systems with very low yields. The objective of this study was to assess the present sweetpotato farming systems, farmers’ preferences, production constraints and breeding... -
Constraints to the optimal breastfeeding practices of breastfeeding mothers in the rural communities of Arba Minch Zuria Woreda, Ethiopia: a community-based, cross-sectional study
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: D. Tamiru --- Department of Population and Family Health, Ethiopia M. Tamrat --- Department of Population and Family Health, EthiopiaObjective: The aim of this study was to identify the constraints and factors associated with breastfeeding practices. -
Farmers’ perspectives on factors limiting tomato production and yields in Kabete, Kiambu County, Kenya
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: G. N. Karuku --- Department of LARMAT, Nairobi J. W. Kimenju --- Department of Plant Science and Crop Protection, Nairobi H. Verplancke --- Department of Soil Management and Soil Care, BelgiumA survey was carried out in Kabete, Central Kenya to establish the limitations and constraints experienced by farmers growing tomatoes. A structured questionnaire was prepared and tested in the field before the actual survey was carried out. Fifty farmers were... -
A case study of Caribbean chartered airline services for possible application in the Eastern Cape
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Radu Mihailescu --- Department of Economics, ItalyTourism is becoming a vital component of economic development in South Africa. In the light of South Africa having hosted the 2010 Football World Cup, it is important to identify sustainable tourism that continues to benefit the economy long after... -
Perceived control effects on religiosity and quality of life among young adults
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Matthew O. Olasupo --- School of Research and Postgraduate Studies, South Africa Erhabor S. Idemudia --- School of Research and Postgraduate Studies, South AfricaThe study investigated the mediating role of perceived control in the association between religiosity and quality of life among young adults in south-west Nigeria. Data were collected from a sample of 1 050 young adults (mean age = 29.8, SD... -
Socio-economic factors influencing marketing of non-timber forest products in tropical lowland rainforests of south-western Nigeria
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Tajudeen O Amusa --- Department of Forest Resources Management, Nigeria S Oladunni Jimoh --- Department of Forest Resources Management, Nigeria Ismail O Azeez --- Department of Forest Resources Management, NigeriaA number of factors persist to constrain the non-timber forest products (NTFPs) market and, by extension, its potential to contribute meaningfully to livelihood development and poverty reduction objectives. To better utilise the potential of NTFPs, it is important to have... -
Competitiveness of wheat production in Zimbabwe
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Admire Chawarika --- Department of Agricultural Economics and Extension, Zimbabwe Jacqueline Mutambara --- Department of Agricultural Economics and Extension, Zimbabwe Tafireyi Chamboko --- Department of Agricultural Economics and Extension, ZimbabweThe main objective of the study was to assess the competitiveness of wheat production in Zimbabwe. Policy Analysis Matrix (PAM) was used to determine private and social profitability of wheat production and measures of distortion. PAM results highlighted that it... -
Future prospects and challenges of intensifying dairy production systems in Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Habtamu Didanna --- Wolaita Sodo University, Ethiopia Ashenafi Wossen --- Addis Ababa University, Ethiopia Berhanu Shano --- Wolaita Sodo University, EthiopiaA number of market-oriented smallholder dairy farms have appeared mainly in the urban and peri-urban areas of Ethiopia. Dairy intensification provides both opportunities and challenges that need to be managed accordingly in order to improve milk production in a sustainable... -
Mobile money as a frugal innovation for the bottom of the pyramid – Cases of selected African countries
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Olayinka David-West --- Sustainable and Inclusive Digital Financial Services (SIDFS) Initiative, Lagos Business School, Pan-Atlantic University, Nigeria Nkemdilim Iheanachor --- Strategic Management, Nigeria Immanuel Ovemeso Umukoro --- Sustainable and Inclusive Digital Financial Services (SIDFS) Initiative, Lagos Business School, Pan-Atlantic University, NigeriaThis paper explores the concept of mobile money as a frugal innovation and a business model. While the frugal innovation theory is evolving, frugality addresses three critical issues about social problems, resources constraints and institutional voids. This paper argues that... -
Oxygen and temperature influence the distribution of deepwater Cape hake Merluccius paradoxus in the southern Benguela: a GAM analysis of a 10-year time-series
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: FL Mbatha --- Department of Biological Sciences and Marine Research Institute, South Africa D Yemane --- Department of Biological Sciences and Marine Research Institute, South Africa M Ostrowski --- Institute of Marine Research (IMR), Norway CL Moloney --- Department of Biological Sciences and Marine Research Institute, South Africa MR Lipiński --- Department of Ichthyology and Fisheries Science, South AfricaGeneralised additive models (GAMs) were applied to survey data to assess the influence of dissolved oxygen, water temperature and year of sampling upon the presence/absence of small (≤15 cm TL), medium (16–34 cm TL) and large (≥35 cm TL) size... -
Does economic policy uncertainty aggravate financial constraints?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Lewis Makosa --- , China Sun Jie --- , China Wellington Garikai Bonga --- , Zimbabwe Moses Jachi --- , Zimbabwe Lovemore Sitsha --- , ZimbabweThis paper examines the impact of economic policy uncertainty on economic growth due to its effects on firms' investment decisions, which subsequently justify firms' financial constraints. Using a sample of Chinese listed firms, the study documents that economic policy uncertainty... -
Earnings informativeness in the Brazilian market: the influence of dividends and financial constraints
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Rodrigo Simonassi Scalzer --- , Brazil Ana Carolina Santos Souza --- , BrazilThis study addresses the informativeness of accounting earnings in Brazil by analysing the impact of distributed dividends and the existence of financial constraints. Panel data regression with fixed effects and quantile regression estimated that the dividend informativeness in Brazil and... -
Financial constraints and the financial distress puzzle: Evidence from a frontier market before and during the Covid-19 pandemic
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Khoa Dang Duong --- , Vietnam Linh Thi Diem Truong --- , Vietnam Tran Ngoc Huynh --- , Vietnam Quang Thu Luu --- , VietnamWe are the first ever to examine the financial constraints and distress risk puzzle of listed manufacturing firms in Vietnam. We employ different estimation methods such as portfolio sorting, Fama Macbeth regression, and asset pricing models to analyse a sample... -
Aggregation in Bibron's gecko, chondrodactylus bibronii
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: Anita Meyer --- University of Stellenbosch, South Africa P. le FrasN. Mouton --- University of Stellenbosch, South AfricaAggregation behaviour in a rock‐dwelling gecko Chondrodactylus bibronii was investigated. In a laboratory setup, individuals were provided with an excess of shelters to determine whether limited availability of optimal shelters may be the cause of this species’ aggregation behaviour in... -
Constrained controlled optimization problems involving second-order derivatives
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Koushik Das --- , India Savin Treanţă --- University Politehnica of Bucharest, RomaniaIn this paper, we investigate the nonlinear Lagrange dynamics associated with two classes of constrained controlled optimization problems involving second- order derivatives. More precisely, we formulate and prove necessary conditions of optimality for the considered variational control problems governed by... -
The low-volatility effect in African frontier equity markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Johannes Petrus Steyn --- Stellenbosch University, South Africa Evan Gilbert --- Stellenbosch University, South Africa Suzette Viviers --- Stellenbosch University, South AfricaThis study investigated the extent to which the low-risk anomaly is present in a pooled sample of nine African frontier equity markets from March 2004 to July 2023. Portfolio-level analysis was used to investigate the total stock returns of equally... -
Evaluating the barriers to adoption of improved biomass cookstoves in Benue state, Nigeria
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Chikamso Christian Apeh --- University of Agriculture and Environmental Sciences, Nigeria Stella Nwawulu Chiemela --- University of Nigeria, Nigeria Chinedum Jachinma Chiemela --- University of Nigeria, Nigeria Andrew Chiahalam Apeh --- Enugu State University of Science and Technology, NigeriaThe prevalent use of inefficient traditional stoves for biomass cooking energy in Nigeria contributes to high rates of biomass consumption, deforestation, and harmful pollutant emissions. This study aimed to assess the constraints hindering the adoption of improved biomass cookstoves (IBCS)... -
Travelling and the well-being of the elderly: expectations and risks
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Adalberto Dias de Carvalho --- Higher Institute of Business Sciences and Tourism, Portugal José L Gonçalves --- , Portugal Florbela S Gandra --- , PortugalThe aim of this article is to highlight the importance of tourist travel for the well-being of older people by identifying some of the psycho-sociological components of their decision-making processes in the context of nursing homes and the family, with...