Durable Ceramics, Inc., provides inexpensive ceramic tile to builders of institutional buildings such as schools, prisons, and public administration buildings. It has always competed on a cost leadership basis. Most of its products are purchased by a few commercial construction firms, so it is fairly dependent on these construction firms for selling its product. Durable Ceramic's next most-efficient competitor, Cost-Less Ceramics, Inc., earns average returns, while Durable earns above-average returns. The commercial construction firms are putting pressure on Durable to reduce its prices. If Durable reduces its prices below those of Cost-Less's prices, it is likely that