Efficiency of the equity market is one of the areas of prime concern for the stock market regulators because of its bearing on the investment behavior of investors. Also, with the increase in the level of integration with global stock markets, information originating in different countries has...

This research article provides criticism and arguments why the canonical framework for derivatives pricing is incomplete and why the delta-hedging approach is not appropriate. An argument is put forward, based on the efficient market hypothesis, why a proper risk-adjusted discount rate should...