We present a new index for measuring income inequality in networks. The index is based on income comparisons made by the members of a network who are linked with each other by direct social connections. To model the comparisons, we compose a measure of relative deprivation for networks. We base...

E-commerce is gaining importance in the food sector of many countries, and its potential influence on people's access to food and dietary choices is yet to be thoroughly investigated. In this study, we analyze data from a food consumption survey conducted in rural China in 2021 to examine the...

Social stress can cause physical and mental harm. It is therefore not surprising that public health policy makers have sought to identify and implement policies aimed at tackling this social ill. A frequently prescribed remedy is to reduce social stress by reducing income inequality, which is...

Poor health conditions of livestock cause sizeable losses for many farmers in the Global South. Veterinary services, including vaccinations, could help but often fail to reach farmers under typical smallholder conditions. Here, we examine how the provision of a vaccine against East Cost Fever...

Sustainable use of land resources is at the core of the bioeconomy, and it is of central importance for development in the coming decades. The United Nations Sustainable Development Goals reflect this aspect of development both directly and indirectly. Important global trends, such as a growing...

Land users make decisions in an increasingly dynamic environment. Changes in expectations are driven by market and non-market factors, but research on market related drivers of land use change so far dominates in the literature. This paper examines how political discourses affect deforestation...

Received migration research has it that higher relative deprivation strengthens the incentive for people to migrate, and that migration is often a risky enterprise. Relative deprivation has been seen as a push factor in migration, and the level of risk involved in migration has been understood...

We model an environment in which individuals prefer to be in a space in which their rank is higher, be it a social space, a geographical space, a work environment, or any other comparison sphere which we refer to in this paper, and without loss of generality, as a region. When the individuals...

Change in cropping practices is required to address the food security issues in Africa. Yet, testing of the performance of such changes, in particular at large scales, often needs significant investments. Crop models are widely used tools to quantify the effects of agronomic decisions on...

We study the impact of conflict on both the extensive and the intensive margin of child labor in Afghanistan. We identify and test two main mechanisms. First, if conflict reduces a household income through a decline in parent's compensations, child labor may insure against the decrease in...