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Doig, Brian – 1994
This paper demonstrates a method for constructing long variables using items that elicit partically correct responses across ages. Long variables may be defined by students at different ages (year levels) attempting common items within a test containing other items considered to be appropriate for each age or year level. A developmental model of…
Descriptors: Cognitive Development, Comprehension, Concept Formation, Concept Teaching

Walstad, William B. – Journal of Economic Education, 1997
Presents the results of a study suggesting that economic knowledge, whether measured by a general score or knowledge of a particular issue, is the most consistent and influential factor affecting public opinion. Surveyed a broad range of participants concerning five complex issues of economic policy. Includes questions, tables, and statistics.…
Descriptors: Comprehension, Economic Factors, Economic Impact, Economic Research