The food-population ratio has two determinants: population and agricultural production. The population is constantly growing, putting pressure on existing resources, which are becoming insufficient. Globally, agricultural production has grown at the same rate as population growth, but at...

For the past 40 years, the most dynamic economies in the world were China and India. From approx. 5% of US GDP level, China grows to 26% and India to 11% of current US levels. The ratio of foreign trade to GDP is similar for both countries as well as capital flows to GDP. So why did China...

The author describes the features of the demographic development of the Arctic zone of the North-Eastern region of Russia. The Arctic zone of the North-Eastern region of Russia is one of the most extreme regions of the world. Territories located after the Arctic a circle are included in the...

The article is deal with the demographic changes differences between European Union countries. We are research their population size changes during last 20 years. The spatial typology is given weigh of the three indicators: crude natural increase rate, crude net migration rate and crude total...

Demographic change occurred in the last decade by the arrival of immigrant population has produced significant social and physical transformations in the Spanish cities. This article is part of a research on the residential and urban conditions of immigrant population in the Metropolitan Region...

Agent-based microsimulation models for land use or transportation simulate the behavior of agents over time, although at different time scales and with different goals. For both kinds of models, the initial step is the definition of agents and their relationships. Synthesizing the population of...

Alike most of the Western world, the Danish fertility rate declined throughout the 20th century simultaneous to economic growth. This development, which conflicts with economic intuition, has been denoted the fertility paradox, and several studies have been devoted to resolve it. The present...