„Shadow education is becoming increasingly worldwide and is one of the fastest growing industries in many countries.“
Dr. Jaesung Choi, „Unequal Access to Shadow Education and Its Impacts on Academic Outcomes: Evidence from Korea“ (2012), S. 2
„Shadow education is becoming increasingly worldwide and is one of the fastest growing industries in many countries.“
Dr. Jaesung Choi, „Unequal Access to Shadow Education and Its Impacts on Academic Outcomes: Evidence from Korea“ (2012), S. 2