24 October 2018 | 22:19 Asia/Singapore Reducing class size is good, but mind the costs Dr Kelvin Seah Kah Cheng from NUS Economics wrote about the correlation between class size and the learning outcomes of students, analysing the costs and benefits of a smaller class size. http://news.nus.edu.sg/sites/default/files/resources/news/2018/2018-10/2018-10-24/CLASS-st-24oct-pA18.pdf