Exploring the effects of single-sex schooling and math self-efficacy on the gender gap in mathematics achievement: Multilevel analysis of PISA data from South Korea and Hong Kong July 25, 2016July 25, 2016 EdDataX Wang, X. (2015). Exploring the effects of single-sex schooling and math self-efficacy on the gender gap in mathematics achievement: Multilevel analysis of PISA data from South Korea and Hong Kong. State University of New York at Buffalo, ProQuest Dissertations Publishing. RelatedJuly 26, 2016 A Trend Study of Self-Concept and Mathematics Achievement in a Cross-Cultural Context Posted in EdData Hong KongJuly 26, 2016 An overview of the gender factor in mathematics in TIMSS-2003 for the Asia-Pacific region Posted in EdData Hong KongJuly 26, 2016 Some Characteristics of East Asian Mathematics Classrooms Based on Data from the TIMSS 1999 Video Study Posted in EdData Hong Kong