This essay conducts a positivist research and quantitative analysis, with application of econometric methods and models such as VAR theory and impulse response function, on the relations between the financial input of Beijing in education and the economic development during the past decade. Studies show that there exists a equilibrium relationship and coordinated interaction between Beijing's financial input on education and its actual economic growth. The fluctuation of educational investment is bound up with that of economic increase with causality. It is feasible and effective to realize rapid growth of economic aggregate through enhancing educational input, and a long-term policy, but not a short-term one, should be adopted when utilizing educational investment to boost the economy.