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.
Type: A Topic: 2 E: 415 MI: 171 15. The demand schedule or curve confronted by the individual purely competitive firm is: A) relatively elastic, that is, the elasticity coefficient is greater than unity. B) perfectly elastic. C) relatively inelastic, that is, the elasticity coefficient is less than unity. D) perfectly inelastic. Answer: B