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Grissmer, David – Educational Evaluation and Policy Analysis, 1999
Summarizes evidence for the effects of class-size reduction from experimental and nonexperimental measurements, addresses questions about the robustness of each type of estimate, and suggests hypotheses that could reconcile differences resulting from conflicting evidence. Discusses potential costs and the implications for future research into the…
Descriptors: Academic Achievement, Class Size, Costs, Experiments

Finn, Jeremy D.; Achilles, Charles M. – Educational Evaluation and Policy Analysis, 1999
Describes Tennessee's Student/Teacher Achievement Ratio (STAR) Project, a study of class size, and summarizes its findings with regard to academic achievement and behavior. Positive findings from STAR are providing impetus for class-size-reduction policies. Discusses some criticisms of STAR research and findings. (SLD)
Descriptors: Academic Achievement, Behavior Patterns, Class Size, Elementary Education

Molnar, Alex; Smith, Philip; Zahorik, John; Palmer, Amanda; Halbach, Anke; Ehrle, Karen – Educational Evaluation and Policy Analysis, 1999
Evaluated Wisconsin's Student Achievement Guarantee in Education (SAGE) program of class-size reduction through a quasi-experimental, comparative-change design. Results for 1996-97 and 1997-98 are consistent with the positive effects shown for Tennessee's Student/Teacher Achievement Ratio program (STAR). (SLD)
Descriptors: Academic Achievement, Class Size, Educational Change, Elementary Secondary Education