A stock can go up theoretically to infinity

A stock can only go down to zero¨ whereas it can theoretically go up to infinity. For example¨ it’s conceivable a Rs 20 stock can go up Rs30, but it can’t go down Rs 30. Downward movement has to stop when the stock reaches zero. Normal distribution does not account for this discrepancy, it assumes that the stock can move equally in either direction

The Options Playbook: Featuring 40 strategies for bulls, bears, rookies, all-stars and everyone in between