In this case all of the cracks and crevices are sealed. Then a hole is put in the slab to install the small fan and create sub-slab suction. The average Radon mitigation cost in Portland, Oregon, or Vancouver, Washington is between $800 to $2,500 with an average of $1,200.
A central feature of monopolistic competition is that products are differentiated. There are four main types of differentiation: Physical product differentiation, where firms use size, design, colour, shape, performance, and features to make their products different. For example, consumer electronics can easily be physically differentiated.
Like perfect competition, a monopolistic competitive industry has many firms, or if there are not many firms, there are at least many competing products that are almost identical in nature.onopolistic Competition and Oligopoly. Characteristics of Monopolistic Competition. We begin our analysis by looking at a model of monopolistic competition. As the name monopolistic competition suggests, the industry shares characteristics of both a perfectly competitive industry and a monopoly.