In the long run, one of the characteristics of monopolistic competitive firms is that they

In the long run, monopolistic competitive firms tend to make normal profits. This is because in the long run, new firms can enter the market, increasing competition and reducing demand for existing firms. As demand decreases, monopolistic competitive firms will reduce their prices to attract customers, which will reduce their profits. Conversely, if monopolistic competitive firms are making abnormally high profits, new firms will be attracted to the market, increasing competition and reducing demand, eventually causing profits to return to normal levels. Therefore, in the long run, monopolistic competitive firms tend to make normal profits.