Sub-Saharan Africa's air transport, though low in overall volume when compared to other regions in the world, has experienced significant growth in the last decade, both in international and domestic traffic. The sector, in part because of its relatively small size, still faces the challenges of...

Efficient transport links are critical to enhancing the integration of markets in Southern Africa. This paper assesses the structure of markets, competition, and prices and costs of road transportation between urban hubs in Malawi, Mozambique, South Africa, Zambia, and Zimbabwe. Key findings are...

Rapid urbanization and rising income levels in Southern Africa have increased the consumption of perishable and processed food products. This paper relies primarily on firm-level interview data to assess competition and bottlenecks in transporting time-sensitive perishable products across...

We test whether predictions of the Aghion and Howitt (2004) model are supported by firm level data. In particular, we analyze if there is an inverted U-shaped relation between competition and R&D. Results show that the inverted U-shaped relation is supported by the Herfindahl index but not by...