ABSTRACT Stock Market is one of the most vigorous sector which plays an important role in contributing to the wealth of an economy. Growth rate of stock market signify growth percentage rise in economy. There is a strong positive relationship between stock market development and economic growth & help to efficiently direct the flow of savings and investment in the economy in ways that make possible the stockpiling of capital. It fulfills a central function in the economy which bring together savers and investors (providers of capital) & with companies and the state (borrowers) on the other. The main objective is to analyze the link between stock market performance & economic development. The Bombay Stock Exchange (BSE), the National Stock Exchange (NSE) and the Calcutta Stock Exchange (CSE) are the three large stock exchanges of Indian Stock Market & London stock exchange is oldest stock market in the world. The primary function of the stock exchange is to play the most important role of supporting the growth of the industry and commerce in the country.