Question 1: I am confused on the differences in how these types of firms make profits. How is a monopolistically competitive firm like a monopoly, and how is it like perfect competition?
Question 2: Why doesn't the monopolistically competitive firm, enjoy long-run economic profits like the oligopoly and monopoly since they all 3 have downward-sloping demand curves?
Question 3: Can the monopolistically competitive firm achieve long-run economic profits, and if so or not, why?