Over the past two decades, southern African countries have experienced rapid growth in the number and spread of supermarkets. Several factors have been attributed to this growth, including increasing urbanization, increased per capita income, the rise of the middle class, economies of scale and...

This paper explores the effect of the spread of supermarkets on the participation of suppliers in supermarket value chains in Botswana and South Africa. Using secondary data and in-depth interviews with key players in the value chain, the paper evaluates the buyer power of supermarkets evidenced...

Since the early 2000s, there has been rapid growth in the number and spread of supermarkets in southern Africa. This paper is a synthesis of key findings of studies undertaken in Botswana, South Africa, Zambia, and Zimbabwe on the expansion of supermarkets and the impact this has had on...

The application of machine learning (ML) to big data has become increasingly important. We propose a model where firms have access to the same ML, but incumbents have access to historical data. We show that big data raises entrepreneurial barriers making the creative destruction process less...

Multi-unit ownership and branding are separate decisions and non-consumer audiences can affect both. In this study we distinguish between the branding and chaining decisions of nursing homes, while measuring the effects of litigation and labor unions on these decisions. Chaining (independent of...

Using firm level panel data from the U.S., I explore the relationship between firm size and R&D productivity for two important and R&D-intensive industries: Semiconductors and Pharmaceuticals. I employ two measures of a firm's R&D performance: the number of citations received per patented...

A monopolist is treated as a nexus of contracts with team production. It has one ownermanager. The owner-manager is the employer of two employees. A team production problem is present if the employer is a "managerial lemon". If the team production problem is solved, the employer is a "managerial...

A monopolist is treated as a nexus of contracts with team production. It has one ownermanager. The owner-manager is the employer of two employees. A team production problem is present if the employer is a "managerial lemon". If the team production problem is solved, the employer is a "managerial...

Entrepreneurs face higher commercialization costs than incumbents. We show that this implies that entrepreneurs will choose more risky projects than incumbents, aiming to reduce their high expected marginal commercialization cost. However, entrepreneurs may select too safe projects from a social...