Companies can choose their gross margins! Just take the cost of manufacturing, double it, and call that your price. You now have 50% gross margins. But you can'

Companies can choose their gross margins! Just take the cost of manufacturing, double it, and call that your price. You now have 50% gross margins. But you can't choose your total profit. Maybe almost nobody buys at this crazy price you've set. Now your margins don't seem so clever...