Rostow's stages of economic growth ,Marxian theory of development,*Malthusian theory of population/Development,David Ricardo theory of development

 Rostow's stages of economic growth 

He analysed the economic growth in every country throw five different stage

1.Traditional society

2.pre condition of taking off

3.the take off

4.the drive to the majority

5.the stage of high mass conception

*consumer sovereignty

*urbanization

Marxian theory of development

1. The theory of surplus-value

* labour can create value

*social necessary Labour time

2.capital accumulation

3.capital crisis

*Malthusian theory of population/Development

He is a classical economist. he campuses thirty of population.

1.Balanced growth 

2.rising effective demand 

*.public work games

3.keep the population under control 

David Ricardo theory of development

He is a classical economist. 

Famous theory-theory of rent

4 factors of production

1.land

2.labour

3.capital

4.orgnisation

Agriculture is a major source of development.