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Psacharopoulos, George; Patrinos, Harry Anthony – Education Economics, 2018
In the 60-plus year history of returns to investment in education estimates, there have been several compilations in the literature. This paper updates Psacharopoulos and Patrinos and reviews the latest trends and patterns based on 1120 estimates in 139 countries from 1950 to 2014. The private average global return to a year of schooling is 9% a…
Descriptors: Outcomes of Education, Educational Trends, Computation, Income
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Senol, Ali; Dündar, Sefa; Gündüz, Nazan – International Journal of Progressive Education, 2015
The aim of this study are to examine the relationship between prospective classroom teachers' estimation skills based on calculation and their number sense and to investigate whether their number sense and estimation skills change according to their class level and gender. The participants of the study are 125 prospective classroom teachers…
Descriptors: Foreign Countries, Computation, Mathematics Skills, Numbers