Spironolactone is also used to diagnose or treat a condition in which you have too much aldosterone in your body. Aldosterone is a hormone produced by your adrenal glands to help regulate the salt and water balance in your body.
Thus, a competitive advantage enables the firm to create superior value for its customers and superior profits for itself. Cost and differentiation advantages are known as positional advantages since they describe the firm's position in the industry as a leader in either cost or differentiation.
Rather than absolute advantage, comparative advantage is the driving force of specialization. When countries decide what products to specialize in, the essential question becomes who could produce the product at a lower opportunity cost.