We have explained Keynesian theory of income and employment in simple hindi for Indian Students. As per Keynesian theory, supply does not create its own demand. We all know, when the demand of laborers will increase, employment and income level will reach at equilibrium. At highest demand, there will the situation of full employment. If we have to achieve this level for any country, we have to give more employment to labourers. Govt. should invest his money in the infrastructure. When govt. will invest money, new employment will generate.