What makes a competitive advantage sustainable or durable as opposed to temporary is

developing a business model that enables a company to earn bigger profits per unit sold than rivals. long$-$term commitment to charging a lower price than rivals.

actions or elements in the strategy that cause an attractive number of buyers to have lasting reasons to purchase a company's products or services, despite competitors' best efforts to nullify or overcome those reasons. developing a product$/$service that is of higher quality than what rivals are offering.