In biological and medical research, continuous, strictly positive, right-skewed data, possibly with heterogeneous variances, are common, and can be described by log-normal distributions. In experiments involving multiple treatments in a one-way layout, various sets of multiple comparisons among...

The paper estimates a health production function for Sub-Saharan Africa based on the Grossman (1972) theoretical model that treats social, economic, and environmental factors as inputs of the production system. In estimating this function, socioeconomic and environmental factors such as income...

This paper examines the recently growing adoption of non-pastoral livelihood strategies among the Borana pastoralists in southern Ethiopia. A large portion of the current non-pastoral participation is in petty and natural resource-based activities. Pastoral and crop production functions are...

Sub-Sahara African countries have had a checkered past when it comes to good governance and institutions. Increasingly, economists and policy makers are recognizing the importance of governance and institutions for economic growth and development. The New Partnership for Africa’s Development...

In the neoclassical growth models, deferring current consumption and saving part of current income plays an important role in explaining the process of economic growth. In the case of subsistence economies, however, making such economic decisions are hardly possible [Myrdal, 1971]. The...