Technology Improves Learning in Large Principles of Economics Classes: Using Our WITS
研究在大型经济学原理课堂中使用技术工具WITS对学习效果的影响，发现技术能改善学生学习表现，对经济学教育者和课程设计者有参考价值。
Technology Improves Learning in Large Principles of Economics Classes: Using Our WITS by Sheryl B. Ball, Catherine Eckel and Christian Rojas. Published in volume 96, issue 2, pages 442-446 of American Economic Review, May 2006