Technological progress & economic Development go hand to hand .when we experience a rise in national income & the per capital income of the country then we say that there is an economic progress or development .economic progress or development in a much wider sense also means the maximum utility of the available resources so as not to satisfy the basic needs of the people but also to raise there standard of living Eradication of poverty,unemployment & equal distribution of wealth are regarded as major objectives of economic progress or development.As said earlier the progress in economy largely depends on science & technological development.Advances in various fields like like medical,agriculture,etc boast the economic progress or development of country. This growth is achieved by the increase in productivity.It also depends upon capital formation . Less capital formation & poor technology often leads to poor economy .But technology development doesn't takes place within itself .For that scientific progress is required .This can only be the outcome of extensive research .Secondly,the society should have scientific attitude.The people should be willing to increase the this knowledge to improve productivity. Thus technological change is not mere improvement in technology but also a change in phase. Requirements of Technological Development 1.Huge investment-Huge investment in industries & research programmed 2.Entrepreneurship abilities-Entrepreneurship abilities to use scientific development for commercial use. 3.Increase demand for products Good marketing policy to increase demand for products not only within country but also in other countries .This also helps in accelerating national income