Specific language impairment (SLI) is diagnosed when a child's language does not develop normally and the difficulties cannot be accounted for by generally slow development, physical abnormality of the speech apparatus, autism spectrum disorder, acquired brain damage or hearing loss.
Perfect competition. A perfectly competitive market is a hypothetical market where competition is at its greatest possible level. Neo-classical economists argued that perfect competition would produce the best possible outcomes for consumers, and society.
DEFINITION of 'Monopolistic Competition'. A type of competition within an industry where: 1. All firms produce similar yet not perfectly substitutable products. 2. All firms are able to enter the industry if the profits are attractive. 3. All firms are profit maximizers. 4.