Approximately What Percentage of Preschoolers (I

question 32

Multiple Choice

Approximately what percentage of preschoolers (i.e., 3-, 4-, and 5-year-olds) receiving special education have a speech and language disorder?

• A) 10%
• B) 30%
• C) 46%
• D) 75%

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Definitions:

Socially Optimal Quantity

The level of output where the marginal benefit to society of consuming another unit equals the marginal cost of producing it, leading to the most efficient allocation of resources.

Positive Externality

A benefit that is enjoyed by a third-party as a result of an economic transaction or activity.

Subsidy

A financial aid provided by the government or a public body to reduce the cost or price of goods and services, encouraging production or consumption.

Command-And-Control Policy

It refers to environmental policies that rely on regulations (permission, prohibition, standard setting, enforcement) rather than economic incentives or market solutions.