To contain the cost of education, should countries only consider teachers’ salaries?

by Dirk Van Damme Head of the Innovation and Measuring Progress Division, Directorate for Education and Skills High-performing education systems value teachers and invest a lot in them. And indeed, the human factor is crucial in creating effective and high-quality teaching and learning environments. On average across OECD countries, the compensation of staff involved in education counted for 77% of total expenditure on secondary education in 2013 (Indicator B6 of Education at a Glance 2016). In monetary terms, the annual salary cost of teachers per student at the lower secondary level reached USD 3 389, on average across OECD countries in 2014, but this amount ranged from USD 1 000 in Mexico to USD 5 379 in Austria. However, we also know that it is not the amount of money invested that counts, but the way it is used. PISA reveals that, above a certain threshold, more money invested in education does not necessarily lead to better outcomes. Countries that may spend the same per student ...