“…The economy, social and cultural status (ESCS) of the family influenced academic results (Karakolidis et al, 2016). Academic performance was unfavorable in families with a low socioeconomic level (Gamazo et al, 2017;Karakolidis et al, 2016;Martínez et al, 2017;Martinez-Abad & Chaparro-Caso, 2017;Murillo, Martínez-Garrido & Hidalgo, 2014;Özdemir, 2016;Perry, 2017;Salgado, Marchione & Gilbert, 2014;Sulis & Porcu, 2014;Troncoso et al, 2016;Tsai, Smith & Hauser, 2017;Van Hek, Kraaykamp & Pelzer, 2018;Valenzuela, Bellei & Allende, 2016). The influence may vary depending on cultural mechanisms given the greater influence of the number of books in some Western countries than in others in the East (Tsai et al, 2017).…”