Hart and Risley's Study About Parenting Practices and Language Development

question 8

Multiple Choice

Hart and Risley's study about parenting practices and language development showed that positive practices included

• A) lots of talking, using a wide vocabulary.
• B) high information content in the speech.
• C) high rates of verbal approval and few prohibitions.
• D) All of these answers.

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Definitions:

Deadweight Losses

Economic inefficiencies that occur when the allocation of resources is not optimal, resulting from distortions in the market such as taxes, subsidies, or monopolies.

Perfect Price Discrimination

A pricing strategy where a seller charges the maximum possible price for each unit consumed that each buyer is willing to pay, thus capturing the entire consumer surplus as profit.

Total Revenue

The total income received by a firm from its sales of goods or services before any costs or expenses are deducted.

Arbitrage

The practice of buying and selling a commodity or financial instrument in different markets to profit from differing prices for the same asset.