A share market facilitates buyer and seller of shares to transact their shares.
A share bought from a company is not refundable
We need stock market to solve the hindrance of non liquidity of shares.
SEBI(Securities and Exchange Board of India) is the board which is responsible for ensuring proper transaction and reducing fraudulent activities.
A stock exchange is responsible for proper settlement of shares.
IPO stands for Initial Public Offering. It means issuing shares to the public for the first time. IPO is done through underwriting.Investment means investing money in something to gain returns.Trading means buying and selling of goods.
SENSEX is the index of BSE.
NIFTY is the index of NSE.