A firm faces the demand for its product, , as shown in the figure below. It produces under conditions of constant costs in the long run, and LMC =LAC...

A firm faces the demand for its product, , as shown in the figure below. It produces under conditions of constant costs in the long run, and LMC =LAC = $12 per unit. Answer the next question using this information.`If the firm can practice first-degree price discrimination, it will be able to collect $________ in total revenue under perfect price discrimination