BACKGROUND Market integration (MI)-increasing production for and consumption from a market-based economy-is drastically altering traditional ways of life and environmental conditions among indigenous Amazonian peoples. The effects of MI on the biology and health of Amazonian children and adolescents, however, remain unclear. AIM This study examines the impact of MI on sub-adult body size and ...

This paper is concerned with the analysis of vaccination strategies in a stochastic susceptible [Formula: see text] infected [Formula: see text] removed model for the spread of an epidemic amongst a population of individuals with a random network of social contacts that is also partitioned into households. Under various vaccine action models, we consider both household-based vaccination schemes...

In Africa, many pastoral households are increasingly settling in response to curtailed mobility and shrinking grazing areas. Households in pastoral areas are characterised by few resources, low income, low level of human and social capital, and limited access to markets and service institutions like credit institutions, extension and plant protection. This study was conducted to determine the f...

agricultural extension services have been playing a central role in transformation process of agricultural sector in nigeria but there are challenges which affect the quality of service delivery especially increasing cost of services and poor funding and therefore, promoting emergence of new extension strategies offered by private sector . the study investigated the perception of maize crop far...

this study examined the status and determinants of rural households’ food security in moyale district of pastoral area, oromia regional state, in ethiopia. both secondary and primary data were used for the study. the study was based on the survey of a total of 100 farmers randomly selected using a three-stage sampling technique. analytical tools used include descriptive statistics, foster-greer...

BACKGROUND Malaria is a serious health concern in Africa. In Cameroon, an endemic country where malaria remains a major public health problem, several control measures have been put in place among which the use of insecticide-treated bednets (LLINs/ITNs) is considered one of the core vector control strategies. However, the greatest challenges include ownership and utilisation by individuals and...

This paper deals with the measurement of per capita household consumption expenditures when the household's underlying demographic structure changes during the survey period. To do this, we provide a formal definition of precisely what it means to mis-measure the household's demographic structure. We then use assumptions on demographic processes within the household during the survey period to ...

Private car use is one of the major contributors to pollution in industrialised countries. It is therefore important to understand the factors that determine the demand for car use. In explaining the variability in car use, it is important to take into account household demographic characteristics and local and regional differences in infrastructure, in addition to the economic variables common...