Why Wipro and Siemens were removed from Nifty 50

Liquidity: This is measured by the market impact cost of a stock. Ideally, a stock should be traded at its ruling market price but, practically, traders have to pay over the initial price due to market fluctuations. The higher the impact cost, the bigger the transaction cost. For a stock to qualify for possible inclusion into the Nifty, it should have traded at an average impact cost of 0.50 per cent or less during the last six ...