E.W. Burgess proposed the Concentric zone theory in 1925. This model is also known as ecological theory of city structure or urban morphology. The primary concern of this model was to map the urban social problem i.e. vices and crime in Chicago city. To map the vices and crimes, Burgess mapped the different zone of … Read more
Boudeville growth pole theory provides geographic sense to growth pole. Boudeville gave specific geographic and regional character to the growth pole. Perroux’s ideas in Perroux’s Growth Pole Theory does not specify the geographic extent of the growth pole. Boudeville tried to supplement Perroux’s idea by providing geographic dimension. He wrote his ideas in his book … Read more
The growth pole theory was postulated by Francois Perroux in 1955. He considered growth pole as key driver of economic activities and development in a region. Basic idea behind his theory is that the growth in a large city propels the growth in the all the areas surrounding the large city due to exchange of … Read more
India is a large and diverse country. Most of its diversity is contributed by immigration. The Mobility Transition Model in India has great relevance. It has one of the oldest civilization in the world. India have not found any evidence of primitive men like in Africa and Europe. Therefore, it can be said that most … Read more
Wilbur Zelinsky propounded the mobility transition model of migration in 1971. He analyzed the migration behavior of people in correspondence with Demographic Transition Model. Previous models like Ravenstein’s Laws, Lee’s Intervening Obstacles and Stouffer’s Intervening Opportunities etc. only analyzed process of migration as a result of constant pull and push between places. Whereas, Zelinsky’s model … Read more
Human population growth is dependent on many social, economic and political factors. Warren Thompson (1929) and Frank Notestein (1945) proposed Demographic Transition Model after studying these factors and their effect on population growth in Europe, Australia and North America. Basic Idea behind Demographic Transition Theory Basically, demographic transition model explains the trajectory of population growth … Read more
Criticism of Von Thunen Model is based on its unidimensional character which is based in a medieval European setting. In Europe, the cropping intensity declines away from North-Western Europe. Similarly, the land-use zones are elongated along the cross-continental railways. The cropping intensity declines as one moves away from these modes of rapid transport. Due to … Read more
Von Thunen Model of land use and rent was given by J.H. Von Thunen, a German. He observed and analyzed the receipts of rent and distribution of agricultural activities in and around his estate in Rostok, Maclenburg, Germany and came to propose his model to determine the land-use around a city. Basic Idea of Von … Read more
Theory of comparative advantage of trade explains that why different countries specializes in export of only fewer goods despite having all types resources. What is Trade? The exchange of goods and services between two or more parties is called trade. The trade is of two types i.e. Internal Trade and International Trade. The internal trade … Read more