Examlex
A worldwide survey of intelligence test scores showed that there were significant gains in average IQ scores in 14 nations in just one generation. These results provide support for environmental influences on IQ scores because the amount of time involved is far too short for genetically influenced changes to have occurred.
Economic Thinking
A method of evaluating issues and making decisions based on the principles of economics, such as cost-benefit analysis, scarcity, and opportunity cost.
Marginal Change
A small, incremental adjustment to an existing set of conditions or a decision.
Incremental Adjustment
A small, step-by-step change or modification made in order to improve a system or process.
Significant Adjustment
describes a major change or modification in operations, policies, or strategies, typically in response to external or internal factors.
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