1. Ahn, S., Fukao, K., & Ito, K. (2008). Outsourcing in East Asia and its impact on the Japanese and Korean labour markets. Working Papers No. 65, OECD Trade Policy.
2. Service offshoring and productivity: Evidence from the US;Amiti;The World Economy,2009
3. Fragmentation and vertical intra-industry trade in East Asia;Ando;The North American Journal of Economics and Finance,2006
4. Some tests of specification for panel data: Monte Carlo evidence and application to employment equations;Arellano;Review of Economic Studies,1991
5. Cheng, K. C. (2004). A reexamination of Korea's trade flows: What has changed and what explains these changes? WP/04/145, IMF Working Papers.