Tests the effects on student performance when using graphs as part of a University of South Carolina (Columbia) principles of economics lecture. Finds in 1995 that students in the lecture with graphs had significantly lower gain scores than those in the no-graphs lecture. Finds no significant difference in 1997. (RLH)

Study of the relationship between performance and such characteristics as: grade point average; sex; major field; background in economics, mathematics, and statistics; and, graduate or undergraduate status. (Author/SE)

Expands on an earlier article which states that economies of scale cannot exist unless the production function exhibits increasing returns to scale. Argues that this is correct only to the extent that the firm faces constant input prices as output expands. Concludes that the assumption that product and input markets are competitive may be…

Investigates the impact and relationship of notetaking techniques, notetaking functions, and measures of working memory on learning in an introductory college economics course. Compares conventional (taking notes in the customary fashion) with the outline method (recording notes in spaces on an instructor-provided outline). Includes suggestions…