Hello

We have two main Exchanges in India, namely:

1. Bombay Stock Exchange (BSE)

2. National Stock Exchange (NSE)

History Of Stock Market Can Be Read At: History of Indian Stock Market

All major companies in India trades on these two Stock Exchange where few goes up and few goes down.

Now the question arises, how to measure performance of Stock Market when few stock goes up and few goes down?

To measure the performance of Stock Market, NSE and BSE came up with index..

BSE developed Sensex (Sensitive Index) in 1986 , and