Taiwan is well known for adhering to the Confucian paradigm of valuing education as a means to improve one's socioeconomic position in society. Heavy investment and a cultural valuing of education has catapulted the resource-poor nation consistently to the top of global education rankings. Taiwan is one of the top-performing countries in reading literacy, mathematics and sciences. In 2015, Taiwanese students achieved one of the world's best results in mathematics, science and literacy, as tested by the Programme for International Student Assessment (PISA), with the average student scoring 519, compared with the OECD average of 493, placing it seventh in the world.