1. Rent shrinking;Alexeev;South. Econ. J.,1996
2. The number of rent-seekers and aggregate rent-seeking expenditures: an unpleasant result;Amegashie;Public Choice,1999
3. The design of rent-seeking competitions: committees, preliminary and final contests;Amegashie;Public Choice,1999
4. The Shadow Education Sector in India and Pakistan: The Determinants, Benefits and Equity Effects of Private Tutoring. Education Support Program Working Paper Series 38;Aslam,2012
5. International Comparison of Curricula and Class Hours in Primary and Secondary Education (in Korean);Baik,2003